IS 253 (1985): Edible Common Salt [FAD 8: Food Additives]
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इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान का अधकार, जी का अधकार” “परा को छोड न 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 253 (1985): edible common salt [FAD 8: Food Additives] “ान $ एक न भारत का नमण” Satyanarayan Gangaram Pitroda “Invent a New India Using Knowledge” “ान एक ऐसा खजाना > जो कभी चराया नह जा सकताह ै”ै Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” xxxx 2009 IS : 253 - 1985 Indian Standard SPECIFICATION FOR EDIBLE COMMON SALT ( Third Revision) Acids, Alkalis and Halides Sectional Committee, CDC 56 Chairman Refiresen t ing PROF M. M. TAQUI KHA~V Central Salt and Marine Chemicals Research Institute ( CSIR ), Bhavnagar Members DR G. D. BHAT ( Alt#matc to Prof M. M. Taqui Khan ) SHRI B. K. ANAND Punjab National Fertilizers and Chemicals Ltd, Chandigarh SHRI R. C. JAIN ( Alternate ) SHRI M. L. BEAMBANI National Test House, Calcutta SHAI T. K. DUTTA ( Alternate ) SHRI R. C. BRATTACIEARYA Directorate General of Technical Development, New Delhi SHRI R. N. DAS Bengal Chemicals and Pharmaceuticals Ltd, Calcutta SHRI P. N. HALDAR ( Aknatc j SHRI M. V. DESAI ’ ‘Atul Products Ltd, Atul DR J. M. TUREL ( Alfernatd ) SHRI B. L. GUPTA Kothari Industrial Corporation Ltd, Madras DR H. V. R. IEN~AR E. I. D-Parry ( India ) Ltd, Madras DR V. C. NAIR ( Ahernatc) SHRI N. V. KAMBLE Saurashtra Chemicals, Porbandar SHRI L. K. MALAVIYA ( Alternate ) SRRI V. B. KHANNA Directorate General of Supplies and Disposals, New Delhi SHRI N. K. KANSAL ( Akernaie ) SHRI MANIIZOHANSINGH Indian Paper Mills Association, Calcutta SHRI N. K. GUPTA ( Ak?rnate ) DR B. S. NACAR Indian Dyestuff lndustries Ltd, Bombay SHRI N. R. FADNIS ( Alternate) Da V. N. Nraain Ministrv of Defence ( DGI ) SHRI K. B. DUTTA ( Alternate ) ’ Dn ANIL PANDIT Deepak Nitrite Ltd, Vadodara SHRI J. T. VORA ( Alternate ) ( Continued on jag8 2 @ Copyright 1985 INDIAN STANDARDS INSTITUTION This publication is protected under the Indian Copyright Act ( XIV of 1957 ) and reproduction in whole or in part by any means except with written permission of the publisher shall be deemed to be an infringement of copyright under the said Act. IS : 253 - 1985 ( Continurdfrom page 1 ) Members ReprcJcnting SRRI M. D. PATEL Gujarat State Fertilizers Co Ltd, Vadodara SHRI R.N. CHOKSHI( Alternate) SBEI G. C. D~JTTA ROY Shriram Foods & Fertiliser Industries, New Delhi SRRI S. K. NANDA ( Alternate ) SJIRI N. K. SACHAR Gujarat Alkalis & Chemicals Ltd, Vadodara SHRI J. B. SHARXA ( Alternate ) SRRI V. S. SAXENA Ballarpur Industries Ltd, New Delhi SRRI J. S. TALWAR ( Alternate ) DR N. SEN .Indian Soap & Toiletries Makers’ Association, Bombay DR N. N. &KARMA Tata Chemicals Ltd, Bombay SHRI K. H. PAREKR ( Alternate ) SHRI S. K. SUBBAROYAN Hindustan Lever Ltd, Bombay DR A. N. BHAT ( Alternate ) SERIP. SUBRAMANIAN Salt Commissioner, Jaipur SHRI B. REVANNA ( Alternate ) DR M. S. VAIDYA Dharamsi Morarji Chemical Co Ltd, Bombay DR A. S. VA~EWANATHAN Standard Alkali ( Chemicals Division ), Bombay SHRI T. P. VENKATRAMAN ( Alternate ) SHRI H. K. VENKATARAMAIAH Hindustan Organic Chemicals Ltd, Rasayani DR K. M. VE~MA Projects and Development India Ltd, Sindri SHRI SATISH CHANDER, Director General, ISK ( &xx-o@cioMembur ) Director ( Chem ) Secretary SERI M. BAKSHI GUPTA Deputy Director ( Chem ), IS1 Common Salts & Marine Chemicals Subcommittee, CDC 56 : 4 Conuener DR N. N. SHARMA Tata Chemicals Ltd, Bombay SHRI K. H. PAREKI~ ( Alternate to Dr N. N. Sharma ) SHRI T. N. BALAKRISHNAN The Mettur Chemical & Industrial Corporation Ltd, Mettur Dam SIXRI D. S. CHADKA Central Committee for Food Standards, Directorate General of Health Services, New Delhi SXT DEBI MUEHERJEE ( Alternate ) SEIRI M V. DESAI Atul Products Ltd, Atul DR J. M. TU~ZEL ( Alternate ) DR K. GWARUMAR Central Institute of Fisheries Technology, Cochin SHRI N. V. KAMBLE Saurashtra Chemicals, Porbandar Srrnr L. K. MALAVIYA ( Alternate ) SHRI J. S. M~TIIAXU Directorate General of Technical Development, New Delhi SHXI R. C. BHRTTACHARYA ( Alternate ) ( Continued on page 28 ) 2 Indian Standard SPECIFICATION FOR EDIBLE COMMON SALT ( Third Revision) 0. FdREWORD 0.1 This Indian Standard ( Third Revision ) was adopted by the Indian Standards Institution on 29 August 1985, after the draft finalized by the Acids Alkalis and Halides Sectional Committee had been approved by the Chemical Division Council. 0.2 A series of Indian Standards have been published to cover the requirements of common salt for various uses. In the second revision, IS : 1845-1961” and IS : 2035-1961?, had been amalgamated with this standard because of their similar uses. The other standards on common salts published so far are as follow: IS : 593-1978 Specification for salt for hide-curing ( wet salting ) ( second revision ) IS : 594-1981 Specification for common salt for fish-curing ( second revision ) IS : 797-1982 Specification for common salt for chemical industries ( second revision ) IS : 920-1,970 Specification for common salt cattle licks for animal consumption IS : 7224-1973 Specification for iodized salt 0.3 In this revision, new requirement of anicaking additives with their methods of test has been specified for edible common salt ( vacuum evaporated ) dairy and salt ( vacuum evaporated ). 0.4 For the purpose of deciding whether a particular requirement of this standard is complied with, the final value, observed or calculated, expressing the results of a test or analysis, shall be rounded off in accor- dance with IS : 2-1960$. The number of significant places retained in the rounded off values shall be the same as that of the specified values in this standard. __-. *Specification for common salt for butter and cheese industry. jSpecification for free-flowing table salt. SRules for rounding off numerical values ( rcoised). 3 IS : 253 - 1985 I. SCOPE 1.1 This standard prescribes the requirements and methods of sampling and test for edible common sah, free-flowing table salt and common salt for butter and cheese industry ( dairy salt ). 2. REQUIREMENTS 2.1 Common Salt 2.1.1 Description - The material shall be crystalline solid, white or pale pink or light grey in colour. 2.1.2 Moisture - The material shall contain not more than 6-O percent by mass of moisture, on as-received basis, when tested according to the method prescribed in A-2. 2.1.3 In order to reduce the tendency to cake, vacuum evaporated salt may contain not more than 15 ppm of potassium ferrocyanide or sodium ferrocyanide expressed as KhFe ( CN )s. Compliance with this limit shall be tested by the method described in A-3. Common salt produced by solar evaporation may not contain anticaking agent. 2.1.4 The material, dried in accordance with the method prescribed in A-2, shall also comply with the requirements given in Table 1, when tested according to the methods prescribed in Appendix A. 2.2 Table Salt 2.2.1 Description - The material shall be white, crystahine solid coated suitably with free-flowing agents, such as light magnesium carbonate, calcium carbonate, tricalcium phosphate and calcium silicate and aluminium silicate so as to retard moisture absorption, caking and to impart free-flowing property to the salt. 2.2.2 Particle Size - 99 percent by mass of the material shall pass through l-00-mm IS Sieve ( see IS : 460” ) and not more than 10 percent by mass of the material shall pass through 212-micron IS Sieve ( see IS : 460*). 2.2.3 Moisture - The material shall contain not more than 0.5 percent by mass of moisture, on as-received basis, when tested according to the method prescribed in A-2. 2.2.4 The material, dried in accordance with the method prescribed in A-2, shall also comply with the requirements presrribed in Table 1, when tested according to the methods prescribed in Appendix A. *Specification for test sieves. 4 1s : 253 - 1985 TABLE 1 REQUIREMENTS FOR EDIBLE COMMON SALT ( Clauscs2.1.4, 2.2.4, 2.3.5, A-11.3.1, A-12.3.3,A-13.2.4.3, A-14.3.1 andB-5.2 ) CHARACTERISTIC: COimON TAl3I.E DAIRY METHOD cm TEST ( REF TO CL No. IN APPEN- DIX A ) (1) (2) (3) (4) (5) (6) 9 Water insoluble matter, percent 1.0 2.2 0.03 A-4 by mass, Maw ii) Chloride content ( as NaCl), 96.0 97.0 99% A-5 percent by mass, Min iii) Acid insoluble matter, percent - 1.5 - A-6 by mass, Max iv) Matter soluble in water, other 3.0 - A-7 than sodium chloride, percent by mass, Max v) Calcium ( as Ca ), water - O-10 0.01 A-8 soluble, percent by mass, Max vi) Magnesium ( as Mg ), water 0’10 0.01 A-8 soluble, percent by mass, &fax vii) Suh&te;k;s SO& ), percent by 0.50 0.30 A-9 viii) Alkalinity ( as Na, CO, ), per- - 0.20 0.10 A-10 cent by mass, Max ix) Lead ( as Pb ), parts per - 2.0 2.0 A-11 million, Max x) Iron ( as Fe ), parts per million, - 50.0 10.0 A-12 Max xi) Arsenic ( as As ), parts per - 1.0 1-o A-13 million, Max xii) Copper ( as Cu ), parts per - - 2.0 A-14 million, Max 2.3 Dairy Salt 2.3.1 Description - The material shall be crystalline white rolid and free from any visible impurities.