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SIGMA ALDRICH CHEMICALS STOCK LIST

S.No Name of Chemicals Make 1 Di-ethanol amine Sigma Aldrich

2 DMF Sigma Aldrich 3 p-Bromobenzaldehyde Sigma Aldrich 4 Potassium carbonate Sigma Aldrich 5 1,2-diaminecyclohexanettraacetic (DCTA) Sigma Aldrich 6 1,2-dichloroethane (DCE) Sigma Aldrich 7 1,4 Dioxane Sigma Aldrich 8 1-10 phenanthroline Sigma Aldrich 9 1-Bromooctane Sigma Aldrich 10 1-Chloro-5-Iodopentane Sigma Aldrich 11 1-methyl-2-pyrrolidine Sigma Aldrich 12 1-pentanol Sigma Aldrich 13 1-propanol Sigma Aldrich 14 2 7 dichlorofluorescein diacetate Sigma Aldrich 15 2,4-Dinitro phenyl hydrazine Sigma Aldrich 16 2,4-Dinitrophenyl hydrazine Sigma Aldrich 17 2-amino ethanol Sigma Aldrich 18 2-chloroethanol Sigma Aldrich 19 2-nitrophenol Sigma Aldrich 20 Atenolol Sigma Aldrich 21 3,4-Dichloroacetophenone Sigma Aldrich 22 3,5-Dichloroaniline Sigma Aldrich 23 3,5dinitro- Sigma Aldrich 24 4- aminobenzene sulphonic acid Sigma Aldrich 25 4- hydroxy acetophenone. Sigma Aldrich 26 4-chloroaniline Sigma Aldrich 27 Acetaldehyde Sigma Aldrich 28 Sigma Aldrich 29 acetyl thio barbituric acid Sigma Aldrich 30 Acetic acid (CH3COOH) Sigma Aldrich 31 Acetic Acid Glacial Sigma Aldrich 32 Acetin Sigma Aldrich 33 Acetone Sigma Aldrich 34 Acetone (High Purity) Sigma Aldrich 35 Acetone (HPLC) Sigma Aldrich 36 Acetone Commercial Grade Sigma Aldrich 37 Acetonitrile (HPLC) Sigma Aldrich R.O. PLANT SERVICES, STAEM AND HOT WATER BOILER SERVICES, WATER TREATMENT & INDUSTRIAL PURPOSE CHEMICALS, ADD: KOT LADHA, HAFIZ ABAD ROAD, GUJRANWALA, PH: +92 336 6981298: +92301 922 0000

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38 Acetonitrile AR Sigma Aldrich 39 Acetophenone Sigma Aldrich 40 acetyl barbituric acid Sigma Aldrich 41 Acetyl Chloride Sigma Aldrich 42 acetyl salicylic acid Sigma Aldrich 43 Acetylcholine Sigma Aldrich 44 Acetylacetone Sigma Aldrich 45 Acid Blue 129 (Dye content 25%) Sigma Aldrich 46 Acryl amide Sigma Aldrich 47 activated charcoal Sigma Aldrich 48 Charcoal Powder Sigma Aldrich 49 Adenosine 5'-monophosphate Sigma Aldrich 50 Agar Sigma Aldrich 51 Agarose Powder Sigma Aldrich 52 Al Acetate Sigma Aldrich 53 Alpha amylase Sigma Aldrich 54 alumina Sigma Aldrich 55 Alumina gel Sigma Aldrich 56 Aluminum Chloride anhydrous Sigma Aldrich 57 Aluminum Chloride Sigma Aldrich 58 Aluminum Nitrate Sigma Aldrich 59 Ammonium Solution Sigma Aldrich 60 Ammonia Water Sigma Aldrich 61 Ammonium acetate Sigma Aldrich 62 Ammonium bicarbonate (NH4HCO3) Sigma Aldrich 63 Ammonium Carbonate Sigma Aldrich 64 Ammonium cerium sulphate Sigma Aldrich 65 Ammonium Chloride Sigma Aldrich 66 Ammonium Fluoride Sigma Aldrich 67 Ammonium Formate Sigma Aldrich 68 Ammonium Heptamolybdate Sigma Aldrich 69 Ammonium hydrogen carbonate Sigma Aldrich 70 Ammonium Hydroxide Sigma Aldrich 71 Thioglycolate broth Sigma Aldrich 72 ammonium hydroxide solution Sigma Aldrich 73 Ammonium metavanadate (NH4VO3) Sigma Aldrich 74 Ammonium molybdate (NH4)6Mo7O24 · 4H2O) Sigma Aldrich 75 Ammonium Nitrate Sigma Aldrich 76 Ammonium Oxalate Sigma Aldrich 77 Ammonium oxalate monohydrate Sigma Aldrich 78 Ammonium Purpurate Murexide Sigma Aldrich

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79 Ammonium persulfate Sigma Aldrich 80 Ammonium Phosphate Sigma Aldrich 81 Ammonium phosphate monobasic Sigma Aldrich

82 Ammonium Sulfate Sigma Aldrich 83 Ammonium Sulphate Sigma Aldrich Ammonium sulphide (Diammonium sulphide) 20% 84 Sigma Aldrich soln in water 85 Ammonium thiocyanate Sigma Aldrich 86 Ammonium Tungstate Sigma Aldrich 87 Ammonium Vanadate Sigma Aldrich 88 Ammonium dihydrogen Phosphate Sigma Aldrich 89 Anhydrous Acetone Sigma Aldrich 90 Anhydrous Ether Sigma Aldrich 91 Anhydrous Stannous chloride Sigma Aldrich 92 Aniline Sigma Aldrich 93 Antimony potassium tartrate (KSbO.C4H4O6) Sigma Aldrich 94 Antimony trichloride Sigma Aldrich 95 Arsenic trioxide Sigma Aldrich 96 Ascorbic Acid (C6H8O6) Sigma Aldrich 97 Aspartic Acid Sigma Aldrich 98 Baird parker agar base Sigma Aldrich 99 Acetylcholine Sigma Aldrich 100 Acetanilide Sigma Aldrich 101 Barbiton Sigma Aldrich 102 Barium chloride Sigma Aldrich 103 Barium Chloride dihydrate Sigma Aldrich 104 barium hydroxide Sigma Aldrich 105 Barium nitrate Sigma Aldrich 106 Barium Chloride Sigma Aldrich 107 benedict solution Sigma Aldrich 108 Benzene Sigma Aldrich 109 benzene sulphonyl chloride Sigma Aldrich 110 Benzoic acid Sigma Aldrich 111 Benzaldehyde Sigma Aldrich 112 Benzene Sigma Aldrich 113 benzene sulphonyl chloride Sigma Aldrich 114 Benzoic acid powder Sigma Aldrich 115 benzenic acid Sigma Aldrich 116 Benzil Sigma Aldrich 117 benzophenone Sigma Aldrich

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118 Benzoyl Chloride Sigma Aldrich 119 Bismuth Chloride Sigma Aldrich 120 Bismuth chloride anhydrous 99.9% pure. Metal bases Sigma Aldrich 121 Bismuth Nitrate Pentahydrate Sigma Aldrich 122 Bismuth Oxide Sigma Aldrich 123 Bismuth Oxide yellow Sigma Aldrich 124 Bismuth Sulphate Agar Sigma Aldrich 125 Boric acid (H3BO3) Sigma Aldrich 126 Bovine Serum albumin Sigma Aldrich 127 Brilliant-green bile broth 2% Sigma Aldrich 128 Bromine Liquid Sigma Aldrich

129 Bromine Water Sigma Aldrich 130 Bromocresol Green Indictor Sigma Aldrich 131 Bromophenol Blue Sigma Aldrich 132 Bromophenol blue indicator Sigma Aldrich 133 Bromophenol red Sigma Aldrich 134 buffer solution(pH 4 & 7) Sigma Aldrich 135 1-Butanol Sigma Aldrich 136 2-Butanol Sigma Aldrich 137 Carbon tetrachloride Sigma Aldrich 138 Cadmium Acetate Sigma Aldrich 139 Cadmium Chloride Sigma Aldrich 140 Cadmium Nitrate Sigma Aldrich 141 Cadmium Sulfate Sigma Aldrich 142 Cadmium Sulfide Sigma Aldrich 143 Caffeine Sigma Aldrich 144 Calcium Acetate Sigma Aldrich 145 Calcium acetate monohydrate Sigma Aldrich 146 Calcium Carbide Sigma Aldrich 147 Calcium carbonate Sigma Aldrich 148 Calcium Chloride Sigma Aldrich 149 Pilocarpine Nitrate Sigma Aldrich 150 Calcium chloride anhydrous (Cacl2) Sigma Aldrich 151 Calcium chloride dehydrate Sigma Aldrich 152 Calcium hydride Sigma Aldrich 153 Calcium Oxide Sigma Aldrich 154 Calcium Nitrate Sigma Aldrich 155 Calcium Phosphate Sigma Aldrich 156 Carbamide Sigma Aldrich 157 Carbon Di Sulphide Sigma Aldrich

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158 Carbon Tetrachloride Sigma Aldrich 159 Carbon disulfide Sigma Aldrich 160 Carboxy Methyl Cellulose Sigma Aldrich 161 Carboxy methyl cellulose (CMC) Sigma Aldrich 162 Casein Milk Protein Sigma Aldrich 163 Castor Oil Sigma Aldrich 164 Cellulose (Carboxymethyl cellulose) Sigma Aldrich 165 Ceramic Crucibles Boats Sigma Aldrich 166 Cellulose Acetate Sigma Aldrich 167 Ceric Sulphate Sigma Aldrich 168 Cerium Nitrate Sigma Aldrich 169 Cerium oxide Sigma Aldrich 170 Cesium Bromide Sigma Aldrich 171 Cesium chloride Sigma Aldrich 172 Cesium Iodide Sigma Aldrich 173 Sitosterol Alcohol Sigma Aldrich 174 Cetyltrimethylammonium bromide (CTAB) Sigma Aldrich 175 Cetyltrimethylammonium chloride (CTAC) Sigma Aldrich

176 Chitosan Sigma Aldrich 177 Chloral Hydrate Sigma Aldrich 178 Sigma Aldrich 179 Chloro sulfonic acid Sigma Aldrich 180 Chloroauric acid Sigma Aldrich 181 Chloroform (Analytical grade) Sigma Aldrich 182 Chlorosulfonic acid 99% Cas. 7790-94-5 Sigma Aldrich 183 Chromium acetate Sigma Aldrich 184 Chromium oxide Sigma Aldrich 185 Chromium Chloride Sigma Aldrich 186 Chromium trioxide Sigma Aldrich 187 Chromotropic acid Sigma Aldrich 188 Citric Acid Sigma Aldrich 189 Citric Acid anhydrous Sigma Aldrich 190 Clostridium agar Sigma Aldrich 191 Cobalt acetate Sigma Aldrich 192 Cobalt chloride Sigma Aldrich 193 Cobalt Chloride hexahydrate Sigma Aldrich 194 Cobalt Nitrate Sigma Aldrich 195 Cobalt Nitrate hexahydrate Sigma Aldrich 196 Cobalt Sulphate Sigma Aldrich 197 cooper (II) nitrate trihydrate Sigma Aldrich

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198 Copper (I) Iodide (CuI) Sigma Aldrich 199 Copper (II) chloride Sigma Aldrich 200 Copper Acetate Sigma Aldrich 201 Copper chloride (CuCl2) Sigma Aldrich 202 copper II sulfate BDH Sigma Aldrich 203 Copper Nitrate Sigma Aldrich 204 Copper oxide Sigma Aldrich 205 Copper Powder Sigma Aldrich 206 Copper Sulfate Sigma Aldrich 207 Copper Sulfide Sigma Aldrich 208 Copper Sulphate Sigma Aldrich 209 Copper sulphate pentahydrate (CuSO4.5H2O) Sigma Aldrich 210 Copper(II) sulfate pentahydrate Sigma Aldrich 211 Cosmetic mica Sigma Aldrich 212 Crystal Violet Sigma Aldrich 213 Crystalline Nano cellulose Sigma Aldrich 214 Crystallized oxalic acid Sigma Aldrich 215 Cyclohexane Sigma Aldrich 216 Cystaminedihydrochloride Sigma Aldrich 217 Comomassive Blue Sigma Aldrich 218 Congo Red Sigma Aldrich 219 D (+) Glucose Sigma Aldrich 220 Dextrose Sigma Aldrich 221 Di hydroxybenzoic acid Sigma Aldrich 222 Diammonium hydrogen phosphate Sigma Aldrich

223 Di-aniline Sigma Aldrich 224 Dichloromethane (Analytical grade) Sigma Aldrich 225 Dichloromethane HPLC Sigma Aldrich 226 Dichlromethane Sigma Aldrich 227 Dicyclohexylamine, 98% Cat,A15671 Sigma Aldrich 228 Diethanolamine Sigma Aldrich 229 Diethyl ether Sigma Aldrich 230 Diethylamine Sigma Aldrich 231 Diethylene glycol Sigma Aldrich 232 Diethylenetriamine pentaacetate acid (DTPA) Sigma Aldrich 233 Di-methyl amine Sigma Aldrich 234 Dimethyl sulfoxide (DMSO) Sigma Aldrich 235 Dimethylacetamide Sigma Aldrich 236 Di-methylaniline Sigma Aldrich 237 Dimethylformamide (DMF) Sigma Aldrich

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238 Dimethylsulphoxide (DMSO) Sigma Aldrich 239 Dioctyl sulfosuccinate, sodium salt. Sigma Aldrich 240 Diphenyl carbazole indicator Sigma Aldrich 241 Diphenyleamine Sigma Aldrich 242 Dipotassium Hydrogen phosphate Sigma Aldrich 243 Dipotassium phosphate Sigma Aldrich 244 Disodium ethylenediaminetetraacetate dihydrate Sigma Aldrich 245 Disodium hydrogen orthophosphate Sigma Aldrich 246 Disodium hydrogen phosphate dehydrate Sigma Aldrich 247 Disodium phosphate Sigma Aldrich 248 Distilled Water Sigma Aldrich 249 Distilled Water (High Purity) Sigma Aldrich 250 Ecricome back-blue R Sigma Aldrich 251 Egg Albumin Sigma Aldrich 252 Ethanolamine Sigma Aldrich 253 Ethlene glycol Sigma Aldrich 254 Ethyl acetate Sigma Aldrich 255 Ethyl acetate (analytical grade) Sigma Aldrich 256 Ethyl Alcohal (High Purity) Sigma Aldrich 257 Ethylchloroformate Sigma Aldrich 258 Ethylene Diamine Sigma Aldrich 259 Ethylene diaminetetraacetic acid (EDTA) Sigma Aldrich 260 Ethylene glycol Sigma Aldrich 261 Ethylenediamine Sigma Aldrich 262 Fehling Solution A Sigma Aldrich 263 Fehling Solution B Sigma Aldrich 264 Ferric Chloride Sigma Aldrich 265 Ferric Nitrate Nonahydrate Sigma Aldrich 266 Ferric Nitrate.9 H2O Sigma Aldrich 267 Ferric Sulphate Sigma Aldrich 268 Ferroin indicator Sigma Aldrich 269 Ferrous Ammonium Sulphate Sigma Aldrich

270 Ferrous chloride FeCl2 Sigma Aldrich 271 Ferrous nitrate Sigma Aldrich 272 Ferrous Sulfate heptahydrate Sigma Aldrich 273 Ferrous Sulphate Sigma Aldrich 274 Folic acid Sigma Aldrich 275 Formaldehyde Sigma Aldrich 276 Formalin 37% Sigma Aldrich 277 Formaline Sigma Aldrich

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278 Formamide Sigma Aldrich 279 Formic Acid Sigma Aldrich 280 Fructose Sigma Aldrich 281 Furfural Sigma Aldrich 282 Galic acid Sigma Aldrich 283 Gelatin Sigma Aldrich 284 Gentian violet Sigma Aldrich 285 Gibberellic acid (Ga3) Sigma Aldrich 286 Glacial Acetic Acid Sigma Aldrich 287 Glucose Sigma Aldrich 288 Glutamic Acid Sigma Aldrich 289 Glutaraldehyde Sigma Aldrich 290 Glycerine Sigma Aldrich 291 Glycerine Bulk Qty Rate Sigma Aldrich 292 Glycerol Sigma Aldrich 293 Glycrine Nimir Sigma Aldrich 294 Gold(III) chloride/auric chloride Sigma Aldrich 295 Graphene oxide Sigma Aldrich 296 Graphite Powder Sigma Aldrich 297 Gum Arabica Sigma Aldrich 298 Potassium hydrogen carbonate Sigma Aldrich 299 Hexamethylenetetramine Sigma Aldrich 300 Hydrazine Sigma Aldrich 301 Hydrazine Hydrate Sigma Aldrich 302 Hydrazine monohydrate 65% Sigma Aldrich 303 Hydrazine Sulphate Sigma Aldrich 304 (HCL) Lab Grade Sigma Aldrich 305 Hydrochloric acid (HCL) 37% Sigma Aldrich 306 Hydrogen peroxide (H2O2) Sigma Aldrich 307 Hydroxyl amine Sigma Aldrich 308 Hyroxy Ethyl Cellulose Sigma Aldrich 309 Hydrogen fluoride Acid Sigma Aldrich 310 Hydrogen sulfite Sigma Aldrich 311 Idole Medium Sigma Aldrich 312 Iodine Sigma Aldrich 313 Iodine crystal Sigma Aldrich 314 Iodine Solution Sigma Aldrich 315 Iron III Chloride Sigma Aldrich 316 Iron III Chloride anhydrous Sigma Aldrich

317 Iron Nitrate Sigma Aldrich

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318 Iron Nitrate nanohydrate Sigma Aldrich 319 Iron sulphate heptahydrate (FeSO4.7H2O) Sigma Aldrich 320 Iron-EDTA Sigma Aldrich 321 Iso-Amyl alcohol Sigma Aldrich 322 isobutanol Sigma Aldrich 323 isobutyl alcohol Sigma Aldrich 324 Isopropanol (HPLC) Sigma Aldrich 325 Isopropyl myristate Sigma Aldrich 326 L ascorbic acid Sigma Aldrich 327 Lactic acid Sigma Aldrich 328 Lactose Sigma Aldrich 329 Lanthanum chloride Sigma Aldrich 330 Lanthanum Nitrate Sigma Aldrich 331 L-Ascorbic Acid Sigma Aldrich 332 L-Asparagine Sigma Aldrich 333 Lead acetate Sigma Aldrich 334 Lead Chloride Sigma Aldrich 335 Lead Iodide Sigma Aldrich 336 Lead Nitrate Sigma Aldrich 337 Lead Oxide Sigma Aldrich 338 Liquid Parrafin Sigma Aldrich 339 Lithium Hydroxide Sigma Aldrich 340 Lithium metal Sigma Aldrich 341 Lithium Chloride Sigma Aldrich 342 Lithium metal in oil Sigma Aldrich 343 Litmus Solution Sigma Aldrich 344 L-tryptophan Sigma Aldrich 345 MacConkey Broth Purple Sigma Aldrich 346 MacConkey Agar Sigma Aldrich 347 Maganese sulfate Sigma Aldrich 348 Magnesium chloride Sigma Aldrich 349 Magnesium chloride Hexahydrate Sigma Aldrich 350 Magnesium Fluoride Sigma Aldrich 351 Magnesium Nitrate Sigma Aldrich 352 Magnesium Oxide Sigma Aldrich 353 Magnesium stearate Sigma Aldrich 354 Magnesium Sulfate Sigma Aldrich 355 Magnesium Sulfate heptahydrate Sigma Aldrich 356 Magnesium Sulphate Sigma Aldrich 357 Magnesium sulphate, anhydrous Sigma Aldrich 358 Maleic anhydride Sigma Aldrich

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359 Manganese (II) Nitrate tetra hydrate 99% Sigma Aldrich 360 Manganese (II) Nitrate 99% Sigma Aldrich 361 Manganese acetate Sigma Aldrich 362 Manganese acetate tetrahydate Sigma Aldrich 363 Manganese chloride MnCl2 Sigma Aldrich

364 Manganese nitrate Mn(NO3)2 · 4H2O Sigma Aldrich 365 Manganese Sulphate Sigma Aldrich 366 Manganese IV oxide Sigma Aldrich 367 Manganese sulphate monohydrate Sigma Aldrich 368 Mannitol Sigma Aldrich 369 m-chlorobenzonic acid Sigma Aldrich 370 Chlorobeneze Sigma Aldrich 371 megnesium sulphate Sigma Aldrich 372 Melachite green Sigma Aldrich 373 Menthol Sigma Aldrich 374 Mercuric Acetate Sigma Aldrich 375 Mercuric Chloride Sigma Aldrich 376 Mercuric sulphate Sigma Aldrich 377 Merrcuric oxide Sigma Aldrich 378 Mercurous Chloride Sigma Aldrich 379 Mercury Sigma Aldrich 380 Meta-Phosphoric Acid( 20 % ) Sigma Aldrich 381 Methanol Sigma Aldrich 382 Methanol AR Sigma Aldrich 383 Methanol HPLC Sigma Aldrich 384 Methionine Sigma Aldrich 385 Methyl Acetate Sigma Aldrich 386 Methyl Alcohal (High Purity) Sigma Aldrich 387 Methyl orange Sigma Aldrich 388 Methyl Orange Indicator Sigma Aldrich 389 Methyl Red Sigma Aldrich 390 Methyl Red Indicator Sigma Aldrich 391 Methylene Blue Sigma Aldrich 392 Molybdic acid Sigma Aldrich 393 Molecular sieves A3 Sigma Aldrich 394 Molecular sieves A4 Sigma Aldrich 395 Monosodium phosphate Sigma Aldrich 396 Nutrient Agar Sigma Aldrich 397 MRS Borth Sigma Aldrich 398 MUELLER HINTON AGAR Sigma Aldrich

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399 Thioglycolate Media Sigma Aldrich 400 Muller hinton Broth Sigma Aldrich 401 Murexide indicator Sigma Aldrich 402 Murexide Sigma Aldrich 403 n- Hexane(Analytical grade) Sigma Aldrich 404 N Tetramethyl-P Phenylenediamine Dihydrochloride Sigma Aldrich 405 N,N-Dimethylforamide (DMF) Sigma Aldrich 406 N,N-dimethylformamide Sigma Aldrich 407 Na2O3 Sigma Aldrich 408 NaCl Lumps first grade Sigma Aldrich 409 NaCL Powder second grade Sigma Aldrich 410 Nacl granular first grade Sigma Aldrich

411 NaCL granular second grade Sigma Aldrich 412 NaCl Lumps second grade Sigma Aldrich 413 Nacl powder first grade Sigma Aldrich 414 NADH Sigma Aldrich 415 Nafion solution 117 Sigma Aldrich 416 Nano Zinc Metallic Powder Sigma Aldrich 417 Naphtha Solvent Commercial Sigma Aldrich 418 Naphthalene Sigma Aldrich 419 1-Naphthol Sigma Aldrich 420 2-Naphthol Sigma Aldrich 421 Napthiline balls Sigma Aldrich 422 N-butanol Sigma Aldrich 423 N-Butanol HPLC Sigma Aldrich 424 Ncol restriction enzymes Sigma Aldrich 425 Neodymium(III) nitrate hexahydrate Sigma Aldrich 426 Neon Pigments Sigma Aldrich 427 N-Ethylenediamine Dihydrochloride Sigma Aldrich 428 N-heptane Sigma Aldrich 429 n-Hexane Sigma Aldrich 430 Nical Acetate Sigma Aldrich 431 Nickel Chloride Sigma Aldrich 432 Nickel Nitrate Sigma Aldrich 433 Nickel Nitrate hexahydrate Sigma Aldrich 434 Nickel Sulphate Sigma Aldrich 435 Nickel(II) chloride Sigma Aldrich 436 Nickel (II) nitrate hexahydrate 98.9% Sigma Aldrich 437 Nickel Oxide Sigma Aldrich 438 Nickle Sulphate Sigma Aldrich

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439 Nicotinic Acid Sigma Aldrich 440 Ninhydrin Sigma Aldrich 441 N-isopropyl methacryl amide Sigma Aldrich 442 Nitric acid (HNO3) Sigma Aldrich 443 Nitric Acid (HNO3) for research purpose Sigma Aldrich 444 Nitro blue Tetrazolium chloride Sigma Aldrich 445 Nitrobenzene Sigma Aldrich 446 Nitrosol Sigma Aldrich 447 N-Methyl-2-pyrrolidone Sigma Aldrich 448 N-Pentane Sigma Aldrich 449 Nutrient broth Sigma Aldrich 450 O-Anisidine Sigma Aldrich 451 O-Bromooaniline Sigma Aldrich 452 O-Chloroaniline Sigma Aldrich 453 O-Fluoroaniline Sigma Aldrich 454 Oil Paraffin CP grade Sigma Aldrich 455 Oilic Acid Sigma Aldrich 456 O-Nitroaniline Sigma Aldrich 457 O-Phenanthrein Sigma Aldrich

458 O-Phenanthroline monohydrate Sigma Aldrich 459 Orcieno stain Sigma Aldrich 460 Ortho Phosphoric Acid Sigma Aldrich 461 Orthophosphorous acid anhydrous Sigma Aldrich 462 Ortho-Tolidine C14H16N2 Sigma Aldrich 463 Oxalic acid Sigma Aldrich 464 Oxalic acid solution Sigma Aldrich 465 Oxidase Reagent Sigma Aldrich 466 P.Nitrophenyl phosphate (substrate) Sigma Aldrich 467 Palladium(II) chloride Sigma Aldrich 468 P-Anisidine Sigma Aldrich 469 Para dimethyl amino benzaldehyde Cat # 00119 Sigma Aldrich 470 Para-amino phenol Sigma Aldrich 471 Sigma Aldrich 472 Paraffin Sigma Aldrich 473 Paraffin Liquid Sigma Aldrich 474 Paraffin oil Sigma Aldrich 475 Para-hydroxy acetophenone Sigma Aldrich 476 Maltose Sigma Aldrich 477 Parapine Sigma Aldrich 478 Patato dextrose agar Sigma Aldrich

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479 P-Bromo benzoic acid(4-bromo benzoic acid) Sigma Aldrich 480 P-bromoaniline Sigma Aldrich 481 P-Bromosubstituted aniline Sigma Aldrich 482 PBS tablets for different pH Sigma Aldrich 483 P-Chloro benzaldehyde Sigma Aldrich 484 P-Chloro benzoic acid Sigma Aldrich 485 Benedicts Reagent Sigma Aldrich 486 P-Chloroaniline Sigma Aldrich 487 PEG Sigma Aldrich 488 Pepsin Sigma Aldrich 489 Peptone Sigma Aldrich 490 Peptone Bacteriology Sigma Aldrich 491 Peptone from soyameal Sigma Aldrich 492 Perchloric acid .01M Sigma Aldrich 493 Perchloric acid Sigma Aldrich 494 Perchloro ethylene Tetrachloroethylene Sigma Aldrich 495 Perflurooctanoic acid 96% Cat # 171468 Sigma Aldrich 496 Persistant organic Pollutant Sigma Aldrich 497 Perylene-3,4,9,10-tetracarboxylic dianhydride Sigma Aldrich 498 Petroleum Ether Sigma Aldrich 499 Petroleum ether 40-60 Sigma Aldrich 500 P-Flourobenzaldehyde Sigma Aldrich 501 P-Fluoroaniline Sigma Aldrich 502 P-Formaldehyde Sigma Aldrich 503 pH Buffer Solution 10.0 Sigma Aldrich 504 pH Buffer Solution 4.0 Sigma Aldrich

505 pH Buffer Solution 7.0 Sigma Aldrich 506 Phenazine methosulphate Sigma Aldrich 507 Phenol Sigma Aldrich 508 Phenol (Crystal Form) Sigma Aldrich 509 Phenol AR grade Sigma Aldrich 510 Phenol Red Sigma Aldrich 511 Phenolphthalein Sigma Aldrich 512 Phenolphthalein Indicator Sigma Aldrich 513 Phenyl acetate Sigma Aldrich 514 Phenyl Anthranillic acid Sigma Aldrich 515 Phenyl benzoate Sigma Aldrich 516 Phenyl Hadrazine Sigma Aldrich 517 Phenyl isothiocyanate Sigma Aldrich 518 Phenyl Methyl Sulphonyl Floride Sigma Aldrich

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519 Phosphino Carboxylic Acid Sigma Aldrich 520 Phosphomolybdic acid Sigma Aldrich 521 Phosphoric acid Sigma Aldrich 522 phosphorus pentachloride Sigma Aldrich 523 Phosphorus Pentaoxide Sigma Aldrich Phosphorus(V) oxide chloride Cas. 10025-87-3 Cat. 524 Sigma Aldrich 201171 525 Phosphroric acid Sigma Aldrich 526 Phosphrous penta Oxide Sigma Aldrich 527 P-Hydroxyaniline Sigma Aldrich 528 Picric Acid Sigma Aldrich 529 Pine oil Sigma Aldrich 530 Platanium wire white gold Sigma Aldrich 531 Plate Count Agar Sigma Aldrich 532 Platinum (II) Chloride Sigma Aldrich 533 Platinum wire Sigma Aldrich 534 Pladium Nitrate Sigma Aldrich 535 Polyvinylpyrrolidone Sigma Aldrich 536 P-nitroaniline Sigma Aldrich 537 P-Nitrophenol (C6H5NO3) Sigma Aldrich 538 Poloxamer Sigma Aldrich 539 Poly phosphoesters Sigma Aldrich 540 Poly propylene Sigma Aldrich 541 Poly Styrene (M. Wt = 350,000) Sigma Aldrich 542 Poly vinyl alcohol 100,000 Sigma Aldrich 543 Poly vinyl pyrolidine Sigma Aldrich 544 Polyethylene Sigma Aldrich 545 Polyethylene glycol Sigma Aldrich 546 Polyethylene glycol PEG (20,000) Sigma Aldrich 547 Polyethylene glycol PEG (200) Sigma Aldrich 548 Polyvinyl acetate Paste Sigma Aldrich 549 Polyvinyl acetate Powder Sigma Aldrich 550 Polyvinyl alcohol (PVA) Sigma Aldrich 551 Polyvinyl Chloride Sigma Aldrich

552 Polyvinyl pyrrolidone Sigma Aldrich 553 Potasium carbonate Sigma Aldrich 554 Potassium Acetate Sigma Aldrich 555 Potassium antimony tartrate Sigma Aldrich 556 Potassium Bicarbonate Sigma Aldrich 557 Potassium Bromide Sigma Aldrich

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558 Potassium Chloride Sigma Aldrich 559 Potassium Chromate Sigma Aldrich 560 Potassium Chromate Crystals Sigma Aldrich 561 Potassium chromium Sulfate Sigma Aldrich 562 Potassium cyanide Sigma Aldrich 563 Potassium di chromate Sigma Aldrich 564 Potassium di hydrogen orthophosphate Sigma Aldrich 565 potassium di hydrogen Phosphate Sigma Aldrich 566 Potassium dichromate (K2Cr2O7) Sigma Aldrich 567 Potassium Dihydrogen Phosphate Sigma Aldrich 568 Potassium Ferricyanide Sigma Aldrich 569 Potassium hydrogen pathalate (KHP) Sigma Aldrich 570 Cyclohexanol Sigma Aldrich 571 Cyclohexane Sigma Aldrich 572 Cyclohexanone Sigma Aldrich 573 Potassium Hydrogen Phthalate Sigma Aldrich 574 Potassium Hydroxide Sigma Aldrich 575 Potassium hydroxide Pellets UK Sigma Aldrich 576 Potassium Iodide Sigma Aldrich 577 Potassium Iodide Solution Sigma Aldrich 578 Potassium Manganate (KMnO4) Sigma Aldrich 579 Potassium Nitrate KNO3 Sigma Aldrich 580 Potassium Per Magnate Sigma Aldrich 581 Potassium Perchlorate Sigma Aldrich 582 Potassium Permanganate Sigma Aldrich 583 Potassium Peroxydisulphate Sigma Aldrich 584 Potassium Phosphate Sigma Aldrich 585 Potassium Phosphate dibasic (k2hpo4) Sigma Aldrich 586 Potassium Phosphate Monobasic Sigma Aldrich 587 Potassium phosphate monobasic (KH2PO4) Sigma Aldrich 588 Potassium Sorbate Sigma Aldrich 589 Potassium Sulfate Sigma Aldrich 590 Potassium Thiocyanate Sigma Aldrich 591 Povidone Sigma Aldrich 592 P-Phenylenediamine Sigma Aldrich 593 Prechloric Acid Sigma Aldrich 594 Propagyl alchol Sigma Aldrich 595 Propane-1,3-diamine Sigma Aldrich 596 Propanoic acid Sigma Aldrich Propyl 4-Hydroxybenzoate Sodium Salt grade ph.Eur 597 Sigma Aldrich categ no 95038 598 Propyl Paraben Sigma Aldrich R.O. PLANT SERVICES, STAEM AND HOT WATER BOILER SERVICES, WATER TREATMENT & INDUSTRIAL PURPOSE CHEMICALS, ADD: KOT LADHA, HAFIZ ABAD ROAD, GUJRANWALA, PH: +92 336 6981298: +92301 922 0000

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599 Propylamine Sigma Aldrich 600 Proteinase K Sigma Aldrich PSEUDOMONAS CETRIMIDE AGAR (USP-EP) 601 Sigma Aldrich Cat,CM0579B 602 Cetrimide Agar Sigma Aldrich 603 P-Toluenesulfonic acid monohydrate Sigma Aldrich 604 P-toluenesulfonyl Chloride Sigma Aldrich 605 P-toluic acid cat no A11506.30 Sigma Aldrich 606 P-Tolyl isothiocyanate Sigma Aldrich 607 P-tolylboronic acid Sigma Aldrich PVP, Polyvidone, Povidone Cas. 9003-39-8 Cat. 608 Sigma Aldrich 81440 609 Pyragallol Sigma Aldrich 610 Pyridine Sigma Aldrich 611 Pyridine pure Sigma Aldrich 612 Pyridine-2,6-dicarbohydrazide Sigma Aldrich 613 Gypsum Powder Sigma Aldrich 614 Pyromellitic dianhydride Sigma Aldrich 615 Pyrrole Sigma Aldrich 616 Pyrrole 99% purity Sigma Aldrich 617 Pyrrole AR Sigma Aldrich 618 Pyrrolidine Sigma Aldrich 619 Quartz sand 08 - 10 mesh Sigma Aldrich 620 Quinolin-5-amine Sigma Aldrich 621 Quinolin-8-amine Sigma Aldrich 622 Reactive Black 5≥50% Sigma Aldrich 623 Rectified spirt Sigma Aldrich 624 Resazurin sodium salt Sigma Aldrich 625 Resorcinol Sigma Aldrich 626 Rhodamine B Sigma Aldrich 627 Riboflavin Sigma Aldrich 628 Ringer Solution Sigma Aldrich 629 Ropanol Sigma Aldrich 630 S S AGAR Cat,CM0099B Sigma Aldrich 631 Sabaraud dextrose broth Sigma Aldrich 632 Sabouraud Dextrose Agar Sigma Aldrich 633 Saccharine or Sodium saccharin Sigma Aldrich 634 Safaranine Sigma Aldrich 635 Safaranine Solution Sigma Aldrich 636 Safranin Powder Sigma Aldrich

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637 Salicylaldehyde Sigma Aldrich 638 Salicylaldehyde Cat # S356 reagent grade, 98% Sigma Aldrich 639 Salisylic Acid Sigma Aldrich 640 Salphanilic Acid Sigma Aldrich 641 Samarium Nitrate 13759-83-6 Sigma Aldrich 642 Samarium(III) nitrate hexahydrate Sigma Aldrich 643 Sarbitol Sigma Aldrich 644 Sarbitol solution Sigma Aldrich 645 powder Sigma Aldrich

646 Selenium tetrachloride Sigma Aldrich 647 Sigma Aldrich 648 Serotonin Sigma Aldrich 649 Si3N4 99.5% Less than 10um Sigma Aldrich 650 Silicon Dioxide Sigma Aldrich 651 Silica Gel mesh size 120 Sigma Aldrich 652 Silica Gel (Powder for column chromatography Sigma Aldrich 653 Silica Gel 60 for column chromatography Sigma Aldrich 654 Silica Gel for column chromatography Sigma Aldrich 655 Silica Gel 60 G254 (25 plates) Sigma Aldrich 656 Silica gel blue Sigma Aldrich 657 Silica sand Sigma Aldrich 658 Silica sand 60 mesh Sigma Aldrich 659 Silica sand 80 - 120 mesh Sigma Aldrich 660 Siliclic acid Sigma Aldrich 661 Silicon Dioxide Acid Washed cat no..18649 Sigma Aldrich 662 Silicon oil Sigma Aldrich 663 Silicon Pieces Sigma Aldrich 664 Silicon sand Sigma Aldrich 665 Silicone dioxide colloidal Sigma Aldrich 666 Silver Sigma Aldrich 667 Silver Acetate Sigma Aldrich 668 Silver chloride AgCl Sigma Aldrich 669 Silver Nitrate Sigma Aldrich 670 Silver Sulphate Sigma Aldrich 671 Simmions Citrate Agar Sigma Aldrich 672 Soduim borohydride Sigma Aldrich 673 Soap Sigma Aldrich 674 Soda Lime Sigma Aldrich 675 Sodan Black indicator Sigma Aldrich 676 Sodium (Na) metal Sigma Aldrich

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677 Sodium Acetate Sigma Aldrich 678 Sodium Acetate Anhydrous Sigma Aldrich 679 Sodium acetate trihydrate Sigma Aldrich 680 Sodium Alginate Sigma Aldrich 681 Sodium ammonium hydrogen phosphate Sigma Aldrich 682 Sodium Azaid Sigma Aldrich 683 Sodium Arsenate Sigma Aldrich 684 Sodium Benzoate Sigma Aldrich 685 Sodium Bicarbonate Sigma Aldrich 686 Sodium bis(trimethylsilyl)amide, 1M soln. in THF Sigma Aldrich 687 Sodium Bisulfate Monohydrate Sigma Aldrich 688 Sodium Bisulphite Sigma Aldrich 689 Sodium Borate Sigma Aldrich 690 Sodium Borohydride Sigma Aldrich 691 Sodium Bromide Sigma Aldrich 692 Sodium Carbonate Sigma Aldrich

693 sodium carbonate anhydrous Sigma Aldrich 694 sodium carbonate decahydrate Sigma Aldrich 695 Sodium Chloride Sigma Aldrich 696 Sodium Chromate Sigma Aldrich 697 Sodium Citrate Sigma Aldrich 698 Sodium Cyanide Sigma Aldrich 699 Sodium Dichromate Sigma Aldrich 700 sodium dihydrogen phosphate Sigma Aldrich 701 Sodium Dihydrogen Phosphate 2 Hydrate Sigma Aldrich 702 sodium dihydrogen phosphate dihydrate Sigma Aldrich 703 Sodium Dioctyle Sulphosuccinate Sigma Aldrich 704 Sodium dodecyl benzene sulfonate (SDBS) Sigma Aldrich 705 Sodium Dodecyl Sulphate Sigma Aldrich 706 Sodium Flouride NaF categ no 7861-49-4 Sigma Aldrich 707 Sodium Fluoroborate Sigma Aldrich 708 Sodium Hexametaphosphate Sigma Aldrich 709 Sodium Hexametaphosphate Extra pure Sigma Aldrich 710 Sodium Hydride Sigma Aldrich 711 Sodium hydrogen carbonate Sigma Aldrich 712 Sodium Hydrogen Phophate 12 Hydrate Sigma Aldrich 713 Sodium Hydroxide Sigma Aldrich 714 Sodium Hydroxide Pellets Sigma Aldrich 715 Sodium hydroxide solution Sigma Aldrich 716 Sodium Hydroxylamine Hcl Sigma Aldrich

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717 Sodium Hypochloride ( bleaching powder ) Sigma Aldrich 718 sodium hydrogen sulfate Sigma Aldrich 719 sodium lauryl sulfate Sigma Aldrich 720 Sodium lauryl ether sulphate Sigma Aldrich 721 Sodium Metal Sigma Aldrich 722 Sodium molybdate Sigma Aldrich 723 Sodium molybdate dihydrate Sigma Aldrich 724 Sodium Nitrate Sigma Aldrich 725 Sodium Nitroprusside Sigma Aldrich 726 Sodium Nitroprusside dihydrate Sigma Aldrich 727 Sodium Nitroproside Sigma Aldrich 728 Sodium Oxalate Sigma Aldrich 729 Sodium Oxycholate Sigma Aldrich 730 Sodium phosphate Sigma Aldrich 731 Sodium Phosphate Dibasic Sigma Aldrich 732 Sodium phosphate monobasic dehydrate Sigma Aldrich 733 Sodium Potassium Tartrate Sigma Aldrich 734 Sodium Propyl hydroxybenzoate Sigma Aldrich 735 Sodium Perchlorate Sigma Aldrich 736 Sigma Aldrich 737 Sodium Silfide Sigma Aldrich 738 Sodium silicate (commercial) Sigma Aldrich 739 Sodium Stannate Sigma Aldrich

740 Sodium Sulfate Sigma Aldrich 741 Sodium sulfide Sigma Aldrich 742 Sodium Sulphate Anhydrous Sigma Aldrich 743 Sodium sulfite anhydrous Sigma Aldrich 744 Sodium sulfite Heptahydrate Sigma Aldrich 745 Sodium tangstate Sigma Aldrich 746 Sodium tetraborate Sigma Aldrich 747 Sodium thioglycolate Sigma Aldrich 748 Sodium thiosulfate Sigma Aldrich 749 Sodium thiosulfate crystal Sigma Aldrich 750 Sodium thiosulphate Sigma Aldrich 751 Sodium Thiosulphate PentaHydrate Sigma Aldrich 752 Sodium thisulphate Sigma Aldrich 753 Sodium tricitrate Sigma Aldrich 754 Sodium tripolyphosphate Sigma Aldrich 755 Sodium Tungstate Sigma Aldrich 756 Sodium Tungstate dehydrate Sigma Aldrich

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757 Sodium Vanadate Sigma Aldrich 758 Soldering Flux resin Sigma Aldrich 759 Solid Sodium Carbonate Sigma Aldrich 760 Sorbic acid Sigma Aldrich 761 Soya lecithin (Soyabean) Sigma Aldrich 762 Soya peptone Sigma Aldrich 763 Soya phosphatidyl choline Sigma Aldrich 764 Span 80 Sigma Aldrich 765 Spirit Sigma Aldrich 766 Sprit methylated Sigma Aldrich 767 Stannic chloride SnCl4 Sigma Aldrich 768 Stannic Oxide Sigma Aldrich 769 Stannous chloride Sigma Aldrich 770 Starch Sigma Aldrich 771 Starch Soluble Sigma Aldrich 772 Strawberry flavor Sigma Aldrich 773 Strontium Chloride Sigma Aldrich 774 Strontium chloride hexahydrate Sigma Aldrich 775 Strontium chloride salt Sigma Aldrich 776 Strontium Nitrate Sigma Aldrich 777 Strontium sulphate Sigma Aldrich 778 Styrene Sigma Aldrich 779 Styrene liquid 500ml Sigma Aldrich 780 Stearic Acid Sigma Aldrich 781 Subtilsin Sigma Aldrich 782 Succinic Acid Sigma Aldrich 783 Succinic anhydride Sigma Aldrich 784 Sucrose Sigma Aldrich 785 Sucrose Mol Bio grade Sigma Aldrich 786 Sulfadiazine/ Sulfa dioxime Sigma Aldrich

787 Sulfaguanidine Sigma Aldrich 788 Sulfamerazine Sigma Aldrich 789 Lectophenol Sigma Aldrich 790 Crystal Violet Solution Sigma Aldrich 791 DPX Mountant Sigma Aldrich 792 Cotton Blue Sigma Aldrich 793 Sulfamethoxazole Sigma Aldrich 794 Sulfanilamide Sigma Aldrich 795 Sulfanilic Acid Sigma Aldrich 796 Sulfapyridine Sigma Aldrich

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797 Sulfathiazole Sigma Aldrich 798 Sulfonic acid Sigma Aldrich 799 Sulfur Sigma Aldrich 800 Sulfur hexafluoride Sigma Aldrich 801 Sulfuric acid (H2SO4) Sigma Aldrich 802 Sulphanil amide Sigma Aldrich 803 Sulpher Sigma Aldrich 804 Sulphosalyclic acid Sigma Aldrich 805 Sulphuric acid Sigma Aldrich 806 Suphonic Sigma Aldrich 807 Talc Sigma Aldrich 808 Tartaric acid 99.5% Sigma Aldrich 809 Tartaric acid dihydrazide Sigma Aldrich 810 TCBS agar Sigma Aldrich 811 Technical agar Sigma Aldrich 812 Terbium Nitrate case no 57584-27-7 Sigma Aldrich 813 Terbium(III) nitrate pentahydrate Sigma Aldrich 814 tert-Butylamine Sigma Aldrich 815 Tetraethylene glycol Sigma Aldrich 816 tetramethyl,ethylene,diamine diamine Sigma Aldrich 817 Tetramethylammonium chloride Sigma Aldrich 818 tetrazolium red indicator Sigma Aldrich 819 Texapon Sigma Aldrich 820 Tetrahydrofuran THF Sigma Aldrich 821 Thiamine-HCL Sigma Aldrich 822 thinner Sigma Aldrich 823 Thiosemi carbazide Sigma Aldrich 824 Thioacetamide Sigma Aldrich 825 Thio-Acetamide Sigma Aldrich 826 Thiobarbituric acid Sigma Aldrich 827 Thioglycolic acid Sigma Aldrich 828 Thionyl Chloride Sigma Aldrich 829 Thiourea Sigma Aldrich 830 Thirmerosol Sigma Aldrich 831 Thymol Blue Sigma Aldrich 832 Timid Sigma Aldrich 833 Tin (II) Chloride dihydrate Sigma Aldrich

834 Tin (ii) chloride Dihydrated Sigma Aldrich 835 Tin (iv) Chloride Sigma Aldrich 836 TiN 99.5% Less than 10um Sigma Aldrich

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837 Tin Acetate Sigma Aldrich 838 Tin chloride dihydrate Sigma Aldrich 839 Tin dichloride Sigma Aldrich 840 Tin Sulphate Sigma Aldrich 841 Tin tetrachloride Sigma Aldrich 842 TiO2 nano-sized, high purity powder Sigma Aldrich 843 Titanium chloride Sigma Aldrich 844 Titanium dioxide Sigma Aldrich 845 Titanium IV tetraisopropoxide Sigma Aldrich 846 Titanium nitrate Sigma Aldrich 847 Titanium oxide Sigma Aldrich 848 Titanium tetra chloride Sigma Aldrich 849 Titanium iso propoxide Sigma Aldrich 850 Xyline Sigma Aldrich 851 Paraffin wax Sigma Aldrich 852 Sodium humate Sigma Aldrich 853 Tretrahydrofuran Sigma Aldrich 854 Almunium sulfate Sigma Aldrich 855 Titenium-4-chloride Sigma Aldrich 856 Dry chloroform Sigma Aldrich 857 Tolent's reagent Sigma Aldrich 858 Toluene Sigma Aldrich 859 Toluene (High Purity) Sigma Aldrich 860 Topic Soy broth Sigma Aldrich 861 Trichloroacetic acid TCA Sigma Aldrich 862 Trichoroethyene TCE Sigma Aldrich 863 Tri-ethanol amine TEA Sigma Aldrich 864 Triethoxysilane 95% Sigma Aldrich 865 Triethyl amine Sigma Aldrich 866 Trifuoro Acetic acid Sigma Aldrich 867 Triphenylphosphine, powder 99% Sigma Aldrich 868 Tripsin Sigma Aldrich 869 Tris Base Sigma Aldrich 870 Tris HCl Sigma Aldrich 871 Trisodium citrate dihydrate Sigma Aldrich 872 Trisodium Phosphate Sigma Aldrich 873 Tryptic soy broth Sigma Aldrich 874 Triton X-100 Sigma Aldrich 875 TSI agar Sigma Aldrich 876 Phospotungstic acid Sigma Aldrich 877 Tween 20 Sigma Aldrich

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878 Tween 40 Sigma Aldrich 879 Tween 60 Sigma Aldrich 880 Urea Sigma Aldrich

881 Urea agar Sigma Aldrich 882 Vanadium (III) chloride Sigma Aldrich 883 Vanadium PentaOxide Sigma Aldrich 884 Vanilin Sigma Aldrich 885 vaseline Sigma Aldrich 886 Vinegar 78 Sigma Aldrich 887 Vinyl acetate Sigma Aldrich 888 vinyle Sigma Aldrich 889 Vitamin B Sigma Aldrich 890 Vitamin B-12 Sigma Aldrich 891 X-100 Sigma Aldrich 892 Xylene Sigma Aldrich 893 Xylenol orange Sigma Aldrich 894 Xylose Sigma Aldrich 895 Yeast Extract Sigma Aldrich 896 yeast extract agar Sigma Aldrich 897 Yeast peptone dextrose agar (YPD) Sigma Aldrich 898 Yittrium nitrate case no 13494-98-9 Sigma Aldrich 899 Zinc Sigma Aldrich 900 Zinc Acetate Sigma Aldrich 901 Zinc acetate dihydrate Sigma Aldrich 902 Zinc carbonate (ZnCO3) Sigma Aldrich 903 Zinc Chloride Sigma Aldrich 904 zinc electrode Sigma Aldrich 905 Zinc Iodide (ZnI2) Sigma Aldrich 906 zinc metal Sigma Aldrich 907 Zinc nitrate Sigma Aldrich 908 Zinc nitrate Trihydrate Sigma Aldrich 909 Zinc nitrate nonahydrate Sigma Aldrich 910 Zinc Nitrate Hexahydrate Sigma Aldrich 911 Zinc Nitrate tetra hydrate Sigma Aldrich 912 Zinc oxide Sigma Aldrich 913 Zinc Phosphate Sigma Aldrich 914 Zinc Sulphate Sigma Aldrich 915 Zinc sulphate hepthydrate Sigma Aldrich 916 Zirconium Nitrate Sigma Aldrich 917 Zirconium Chloride Sigma Aldrich

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918 ZrB2 99.5% Less than 10um Sigma Aldrich 919 Caprolactam Sigma Aldrich 920 Ammonium bismuth citrate Sigma Aldrich 921 Oleic Acid Sigma Aldric

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