DOCSLIB.ORG

Safety Data Sheet CS: 1.7.2

Total Page：16

File Type：pdf, Size：1020Kb

Download full-text PDF Read full-text
Safety Data Sheet CS: 1.7.2 Safety Data Sheet CS: 1.7.2 Page : 1 of 6 Infosafe No ™ 1CH9H Issue Date : July 2018 RE-ISSUED by CHEMSUPP Product Name : LEAD (II,IV) OXIDE Classified as hazardous 1. Identification GHS Product LEAD (II,IV) OXIDE Identifier Company Name CHEM-SUPPLY PTY LTD (ABN 19 008 264 211) Address 38 - 50 Bedford Street GILLMAN SA 5013 Australia Telephone/Fax Tel: (08) 8440-2000 Number Fax: (08) 8440-2001 Recommended use Storage batteries, glass, pottery and enameling, varnish, purification of alcohol, packing pipe joints, of the chemical and metal protective paints, fluxes, ceramic glazes and laboratory reagent. restrictions on use Other Names Name Product Code Lead oxide red Red lead LEAD (II,IV) OXIDE LR LL027 Lead tetraoxide LEAD (II,IV) OXIDE TG LT027 Other Information EMERGENCY CONTACT NUMBER: +61 08 8440 2000 Business hours: 8:30am to 5:00pm, Monday to Friday. Chem-Supply Pty Ltd does not warrant that this product is suitable for any use or purpose. The user must ascertain the suitability of the product before use or application intended purpose. Preliminary testing of the product before use or application is recommended. Any reliance or purported reliance upon Chem-Supply Pty Ltd with respect to any skill or judgement or advice in relation to the suitability of this product of any purpose is disclaimed. Except to the extent prohibited at law, any condition implied by any statute as to the merchantable quality of this product or fitness for any purpose is hereby excluded. This product is not sold by description. Where the provisions of Part V, Division 2 of the Trade Practices Act apply, the liability of Chem-Supply Pty Ltd is limited to the replacement of supply of equivalent goods or payment of the cost of replacing the goods or acquiring equivalent goods. 2. Hazard Identification GHS classification Oxidizing Solids: Category 2 of the Toxic to Reproduction: Category 1A substance/mixture Carcinogenicity: Category 2 Germ Cell Mutagenicity: Category 2 Specific Target Organ Toxicity Repeated Exposure Category 2 Hazardous to the Aquatic Environment - Acute Hazard: Category 1 Hazardous to the Aquatic Environment - Long-Term Hazard: Category 1 Signal Word (s) DANGER Hazard Statement H272 May intensify fire ; oxidiser. (s) H341 Suspected of causing genetic defects. H351 Suspected of causing cancer. H360 May damage the unborn child. Suspected of damaging fertility. H372 Causes damage to organs through prolonged or repeated exposure. H410 Very toxic to aquatic life with long lasting effects. Pictogram (s) Flame over circle, Health hazard, Environment Precautionary P201 Obtain special instructions before use. statement – P202 Do not handle until all safety precautions have been read and understood. Prevention P210 Keep away from heat/sparks/open flames/hot surfaces. – No smoking. P220 Keep/Store away from clothing/.../combustible materials. P221 Take any precaution to avoid mixing with combustibles. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash thoroughly after handling. Print Date: 5/07/2018 CS: 1.7.2 Safety Data Sheet CS: 1.7.2 Page : 2 of 6 Infosafe No ™ 1CH9H Issue Date : July 2018 RE-ISSUED by CHEMSUPP Product Name : LEAD (II,IV) OXIDE Classified as hazardous P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P281 Use personal protective equipment as required. Precautionary P308+P313 IF exposed or concerned: Get medical advice/attention. statement – P370+P378 In case of fire: Use FLOODING QUANTITIES OF WATER for extinction. Response Precautionary P405 Store locked up. statement – Storage Precautionary P501 Dispose of contents/container to an approve waste disposal plant. statement – Disposal 3. Composition/information on ingredients Chemical Solid Characterization Ingredients Name CAS Proportion Hazard Symbol Risk Phrase Lead Oxide Red 1314-41-6 100 % 4. First-aid measures Inhalation If inhaled, remove from contaminated area to fresh air immediately. Apply artificial respiration if not breathing. If breathing is difficult, give oxygen. Consult a physician. Ingestion Rinse mouth thoroughly with water immediately, repeat until all traces of product have been removed. DO NOT INDUCE VOMITING. Seek immediate medical advice. Skin Immediately remove contaminated clothing and wash affected area with water for at least 15 minutes. Ensure contaminated clothing is washed before re-use. Seek immediate medical advice /attention depending on the severity. Eye contact Immediately irrigate with copious quantity of water for at least 15 minutes. Eyelids to be held open.In all cases of eye contamination it is a sensible precaution to seek medical advice. First Aid Facilities Maintain eyewash fountain and safety shower in work area. Advice to Doctor Treat symptomatically based on judgement of doctor and individual reactions of the patient. Most important The following applies to lead compounds in general: Due to the poor absorbability via the symptoms/effects, gastrointestinal tract, only very high doses lead to acute cases of intoxication. After a latency period of acute and delayed several hours: metallic taste, nausea, vomiting and colics occur, in many instances followed by shock. Lead salts have been reported to cross the placenta and to induce embryo- and feto-mortality. Adverse effects of lead on human reproduction, embryonic and fetal development, and postnatal (e.g., mental) development have been reported. Other Information For advice, contact a Poisons Information Centre (Phone eg Australia 13 1126 ; New Zealand 0800 764 766) or a doctor at once. 5. Fire-fighting measures Hazards from May produce irritating, poisonous and/or corrosive gases such as lead/lead oxides. Combustion Products Specific Methods Small fire: USE FLOODING QUANTITIES OF WATER. Do not use dry chemicals, CO2 or foam. If safe to do so, move undamaged containers from fire area. Do not move cargo if cargo has been exposed to heat. Large fire: Flood fire area with water from a protected position. Cool containers with flooding quantities of water until well after fire is out - If impossible, withdraw from area and let fire burn. Avoid getting water inside containers: a violent reaction may occur. Dam fire control water for later disposal. Specific hazards Oxidizer: Contact with combustible/organic material may cause fire. Fire or heat will produce irritating, arising from the poisonous and/or corrosive gases. Runoff may pollute waterways. chemical Hazchem Code 1Y Precautions in Wear SCBA and chemical splash suit. Fully-encapsulating, gas-tight suits should be worn for maximum connection with Fire protection. Structural firefighter's uniform is NOT effective for these materials. Print Date: 5/07/2018 CS: 1.7.2 Safety Data Sheet CS: 1.7.2 Page : 3 of 6 Infosafe No ™ 1CH9H Issue Date : July 2018 RE-ISSUED by CHEMSUPP Product Name : LEAD (II,IV) OXIDE Classified as hazardous 6. Accidental release measures Personal Avoid substance contact. Avoid generation of dusts: do not inhale dusts. Ensure supply of fresh air in Precautions enclosed rooms. Remove ignition sources Evacuate the area of all non-essential personnel. Personal Protection Wear protective clothing specified for normal operations (see Section 8) Clean-up Methods - Sweep up (avoid generating dust) and using clean non-sparking tools transfer to a clean, suitable, Small Spillages clearly labelled container for disposal in accordance with local regulations. Environmental Prevent from spreading or entering into drains, ditches or rivers by using sand, earth, or other Precautions appropriate barriers. Other Information Keep combustibles away from spilled material. 7. Handling and storage Precautions for Safe Avoid substance contact and generation and inhalation of dust. Avoid contact with eyes, skin and Handling clothing. Under no circumstances eat, drink or smoke while handling this material. Wash hands and face thoroughly after working with material. Contaminated clothing should be removed and washed before reuse. It is recommended that pregnant or breastfeeding women should not handle this product unless adequate exposure protection can be assured at all times. Female personnel planning pregnancy should be made aware of the potential risks. Conditions for safe Keep container tightly closed in a dry, well-ventilated place away from direct sunlight and other sources storage, including of heat or ignition. Store away from combustible materials. any incompatabilities Storage Regulations Refer Australian Standard AS 4326 - 1995 'The storage and handling of oxidizing substances'. Storage Store at room temperature (15 - 25 °C recommended). Temperatures 8. Exposure controls/personal protection Occupational These Workplace Exposure Standards are guides to be used in the control of occupational health exposure limit hazards. All atmospheric contamination should be kept to as low a level as is workable. These values workplace exposure standards should not be used as fine dividing lines between safe and dangerous concentrations of chemicals. They are not a measure of relative toxicity. Other Exposure The exposure value at the TWA is the average airborne concentration of a particular substance when Information calculated over a normal 8 hour working day for a 5 day working week. Appropriate In industrial situations maintain the concentrations values below the TWA. This may be achieved by engineering controls process modification, use of local exhaust ventilation, capturing substances at the
Load more

Recommended publications
  • Monoanionic Tin Oligomers Featuring Sn–Sn Or Sn–Pb Bonds: Synthesis and Characterization of a Tris(Triheteroarylstannyl)Stannate and -Plumbate
    inorganics Communication Monoanionic Tin Oligomers Featuring Sn–Sn or Sn–Pb Bonds: Synthesis and Characterization of a Tris(Triheteroarylstannyl)Stannate and -Plumbate Kornelia Zeckert Institute of Inorganic Chemistry, University of Leipzig, Johannisallee 29, D-04103 Leipzig, Germany; [email protected]; Tel.: +49-341-9736-130 Academic Editor: Axel Klein Received: 20 May 2016; Accepted: 14 June 2016; Published: 20 June 2016 6OtBu 6OtBu Abstract: The reaction of the lithium tris(2-pyridyl)stannate [LiSn(2-py )3] (py = C5H3N-6-OtBu), 6OtBu 1, with the element(II) amides E{N(SiMe3)2}2 (E = Sn, Pb) afforded complexes [LiE{Sn(2-py )3}3] for E = Sn (2) and E = Pb (3), which reveal three Sn–E bonds each. Compounds 2 and 3 have been characterized by solution NMR spectroscopy and X-ray crystallographic studies. Large 1J(119Sn–119/117Sn) as well as 1J(207Pb–119/117Sn) coupling constants confirm their structural integrity in solution. However, contrary to 2, complex 3 slowly disintegrates in solution to give elemental lead 6OtBu and the hexaheteroarylditin [Sn(2-py )3]2 (4). Keywords: tin; lead; catenation; pyridyl ligands 1. Introduction The synthesis and characterization of catenated heavier group 14 element compounds have attracted attention in recent years [1–5]. However, contrary to silicon and germanium, there are limitations for tin and lead associated with the significant decrease in element–element bond energy. Hence, homonuclear as well as heteronuclear molecules with E–E bonds become less stable when E represents tin and or lead. Moreover, within this class of compounds, discrete branched oligomers with more than one E–E bond are rare compared with their linear analogs [6–10].
    [Show full text]
  • Tetraethyllead Is a Deadly Toxic Chemical Substance Giving Rise to Severe Psychotic Manifestations. for Its Excellent Properties
    Industrial Health, 1986, 24, 139-150. Determination of Triethyllead, Diethyllead and Inorganic Lead in Urine by Atomic Absorption Spectrometry Fumio ARAI Department of Public Health St. Marianna University School of Medicine 2095 Sugao, Miyamae-ku, Kawasaki 213, Japan (Received March 10, 1986 and in revised form May 21, 1986) Abstract : A method was developed for the sequential extraction of tetraethyllead (Et4Pb), triethyllead (Et3Pb+), diethyllead (Et2Pb2+) and inorganic lead (Pb2+) from one urine sample with methyl isobutyl ketone and the subsequent sequential determination of the respective species of lead by flame and flameless atomic ab- sorption spectrometry. When 40 ml of a urine sample to which 2 ƒÊg of Pb of each of Et4Pb, Et3Pb+, Et2Pb2+ or Pb2+ had been experimentally added was assayed for the respective species of lead by flame atomic absorption spectrometry, ten repetitions of the assay gave a mean recovery rate of 98% for each of Et4Pb, Et3Pb+, and Et2Pb2+, and 99% for Pb2+, with a coefficient of variation of 2.0% for Et4Pb, 0.7% for Et3Pb+ and Pb2+, 2.6% for Et2Pb2+, and a detection limit of 4 ƒÊg of Pb/L for Et4Pb, 3 ƒÊg of Pb/L for Et3Pb+, and 5 ƒÊg of Pb/L for each of Et2Pb2+ and Pb2+. Examination of urine samples from a patient with tetraethyllead poisoning 22 days after exposure to the lead revealed that the total lead output was made up of about 51% Pb2+, about 43% Et2Pb2+, and about 6% Et3Pb+ but no Et4Pb. Ad- ministration of calcium ethylenediaminetetraacetic acid (Ca-EDTA) was followed by no increased urinary excretion of Et3Pb+ or Et2Pb2+.
    [Show full text]
  • Proceedings of the Fifth International Conference T Hlllf I Huf IIII F Lift Ifflf
    Proceedings of the Fifth International Conference t Hlllf I HUf IIII f lift ifflf Ilifl Hilt Illll UIII UN Illl on Energy and Environment, Cairo, Egypt, 1996 I Illllll Hill Mill Hill Illll Hill Illll IH11IIIH Illl Illl EG9700028 LEAD POLLUTION SOURCES AND IMPACTS by S.M.El-Haggar*, S.G.Saad*, M.A.E1-Kady** and S.K.Salch* ABSTRACT Despite the medical awareness of lead toxicity, and despite legislation designed to reduce environmental contamination, lead is one of the most widely used heavy metals. Significant human exposure occurs from automobile exhaust fumes, cigarette smoking, lead-based paints and plumbing systems Lead spread in the environment can take place in several ways, the most important of which is through the lead compounds released in automobile exhaust as a direct result of the addition of tetraethyl or tetraethyl lead to gasoline as octane boosting agents. Of special concern is the effect of lead pollution on children, which affects their behavioral and educational attributes considerably. The major channel through which lead is absorbed is through inhalation of Lead compounds in the atmosphere. Lead is a heavy metal characterized by its malleability, ductility and poor conduction of electricity. So, it has a wide range of applications ranging from battery manufacturing to glazing ceramics. It is rarely found free in nature but is present in several minerals and compounds The aim of this paper is to discuss natural and anthropogenic sources of lead together with its distribution and trends with emphasis on Egypt. The effects of lead pollution on human health, vegetation and welfare are also presented.
    [Show full text]
  • Volume 87 Inorganic and Organic Lead Compounds
    WORLD HEALTH ORGANIZATION INTERNATIONAL AGENCY FOR RESEARCH ON CANCER IARC Monographs on the Evaluation of Carcinogenic Risks to Humans Volume 87 Inorganic and Organic Lead Compounds Summary of Data Reported and Evaluation Inorganic and Organic Lead Compounds Posted December 2006 INORGANIC AND ORGANIC LEAD COMPOUNDS INORGANIC LEAD COMPOUNDS (Group 2A) ORGANIC LEAD COMPOUNDS (Group 3) For definition of Groups, see Preamble Evaluation. Vol.: 87 (2006) Lead, lead powder CAS No.: 7439-92-1 Lead acetate CAS No.: 301-04-2 Lead arsenate CAS No.: 3687-31-8 Lead carbonate CAS No.: 598-63-0 Lead chromate CAS No.: 7758-97-6 Lead naphthenate CAS No.: 61790-14-5 Lead nitrate CAS No.: 10099-74-8 Lead dioxide CAS No.: 1309-60-0 Lead monoxide CAS No.: 1317-36-8 Lead trioxide CAS No.: 1314-27-8 Lead phosphate CAS No.: 7446-27-7 Lead subacetate CAS No.: 1335-32-6 Lead sulfate CAS No.: 7446-14-2 Lead sulfide CAS No.: 1314-87-0 Lead tetraoxide CAS No.: 1314-41-6 Tetraethyl lead CAS No.: 78-00-2 Tetramethyl lead CAS No.: 75-74-1 5. Summary of Data Reported and Evaluation 5.1 Exposure data Lead is found at low concentrations in the earth’s crust predominantly as lead sulfide (galena), but the widespread occurrence of lead in the environment is largely the result of anthropogenic activity. The utility of lead and lead compounds was discovered in prehistoric times. Lead has been used in plumbing and tableware since the time of the Roman Empire. Lead usage increased progressively with industrialization and rose dramatically with the widespread use of the automobile in the twentieth century.
    [Show full text]
  • The Radiochemistry of Lead COMMITTEE on NUCLEAR SCIENCE
    National Academy of Sciences NationalI Research Council I NUCLEAR SCIENCE SERIES The Radiochemistry of Lead COMMITTEE ON NUCLEAR SCIENCE L. F. CURTISS,Chuirman ROBLEY D. EVANS, ViceChaiYrnutJ NationalBureauofStandards MassachusettsInstituteofTechnology J.A. DeJUREN, Secretary WestlnghotieElectricCorporation C. J.BORKOWSKI J.W. IRVINE,JR. Oak RidgeNationalLaborstory MaseachueettaInstituteofTechnology ROBERT G. COCHRAN E. D. KLEMA Texas Agriculturaland Mechanical NorthwesternUniversity College W. WAYNE MEINKE SAMUEL EPSTEIN UniversityofMich@n CaliforniaInstituteofTechnology J.J.NICKSON U. FANO MemorialHospital,New York NationalBureauofStandards ROBERT L. PLATZMAN I..aboratcdrede HERBERT GOLDSTEIN Chimie+hysique NuclearDevelopmentCorporationof D. M. VAN PATTER America BartolResearchFoundation . LIAISON MEMBERS PAUL C. AEBERSOLD CHARLES K. REED AtomicEnergyCommission U. S.Air Force J.HOWARD McMILLEN WILLIAM E. WRIGHT NationalScienceFoundation OffIceofNavalResearch SUBCOMMITTEE ON RADIOCHEMISTRY W. WAYNE MEINKE, Chairman HAROLD KIRBY Unlversl~ofMichigan Mound Laboratory GREGORY R. CHOPPIN GEORGE LEDDICOTTE FloridaStateUniversity Oak RidgeNationalLaboratory GEORGE A. COWAN JULIAN NIELSEN Los AlsrnosSclentiflcLaboratory HanfordLaborstories ARTHUR W. FAIRHALL ELLIS P. STEINBERG UniversityofWashington ArgonneNationalLaboratory JEROME HUDIS PETER C. STEVENSON BrookhavenNationalLaboratory UniversityofC alifornta(Livermore) EARL HYDE LEO YAFFE UniversityofC slifornia(Berkeley) McGU1 University CONSULTANTS NATHAN BALLOU JAMES DeVOE NavalRadiologicalDefenseLaboratory
    [Show full text]
  • Genesis and Evolution in the Chemistry of Organogermanium, Organotin and Organolead Compounds
    CHAPTER 1 Genesis and evolution in the chemistry of organogermanium, organotin and organolead compounds MIKHAIL G. VORONKOV and KLAVDIYA A. ABZAEVA A. E. Favorsky Institute of Chemistry, Siberian Branch of the Russian Academy of Sciences, 1 Favorsky Str., 664033 Irkutsk, Russia e-mail: [email protected] The task of science is to induce the future from the past Heinrich Herz I. INTRODUCTION ..................................... 2 II. ORGANOGERMANIUM COMPOUNDS ...................... 5 A. Re-flowering after Half a Century of Oblivion ................. 5 B. Organometallic Approaches to a CGe and GeGe Bond ......... 6 C. Nonorganometallic Approaches to a CGe Bond ............... 11 D. CGe Bond Cleavage. Organylhalogermanes ................. 13 E. Compounds having a GeH Bond ........................ 14 F. Organogermanium Chalcogen Derivatives .................... 17 G. Organogermanium Pnicogen Derivatives ..................... 26 H. Compounds having a Hypovalent and Hypervalent Germanium Atom .................................... 29 I. Biological Activity ................................... 32 III. ORGANOTIN COMPOUNDS ............................. 33 A. How it All Began ................................... 33 B. Direct Synthesis ..................................... 36 C. Organometallic Synthesis from Inorganic and Organic Tin Halides ... 39 D. Organotin Hydrides .................................. 41 E. Organylhalostannanes. The CSn Bond Cleavage .............. 43 The chemistry of organic germanium, tin and lead compounds —Vol.2 Edited by
    [Show full text]
  • Roc Background Document for Lead and Lead Compounds
    FINAL Report on Carcinogens Background Document for Lead and Lead Compounds May 8, 2003 Prepared for the: U.S. Department of Health and Human Services Public Health Service National Toxicology Program Research Triangle Park, NC 27709 Prepared by: Technology Planning and Management Corporation Canterbury Hall, Suite 310 4815 Emperor Blvd Durham, NC 27703 Contract Number N01-ES-85421 05/08/03 RoC Background Document for Lead and Lead Compounds FOREWORD The Report on Carcinogens (RoC) is prepared in response to Section 301 of the Public Health Service Act as amended. The RoC contains a list of all substances (i) that either are known to be human carcinogens or may reasonably be anticipated to be human carcinogens and (ii) to which a significant number of persons residing in the United States are exposed. The Secretary, Department of Health and Human Services, has delegated responsibility for preparation of the RoC to the National Toxicology Program, which prepares the Report with assistance from other Federal health and regulatory agencies and nongovernmental institutions. Nominations for listing in or delisting from the RoC are reviewed by a formal process that includes a multi-phased scientific peer review and several opportunities for public comment. The review groups evaluate each nomination according to specific RoC listing criteria. This Background Document was prepared to assist in the review of the nomination of lead and lead compounds. The scientific information in this document comes from publicly available peer-reviewed sources. Any interpretive conclusions, comments, or statistical calculations made by the authors of this document that are not contained in the original source are identified in brackets [ ].
    [Show full text]
  • Structure, Properties and Preparation of Perovskite-Type Compounds
    STRUCTURE, PROPERTIES AND PREPARATION OF PEROVSKITE-TYPE COMPOUNDS BY FRANCIS S. GALASSO United Aircraft Research Laboratories PERGAMON PRESS OXFORD . LONDON · EDINBURGH · NEW YORK TORONTO . SYDNEY . PARIS · BRAUNSCHWEIG Pergamon Press Ltd., Headington Hill Hall, Oxford 4 & 5 Fitzroy Square, London W.l Pergamon Press (Scotland) Ltd., 2 «& 3 Teviot Place, Edinburgh 1 Pergamon Press Inc., Maxwell House, Fair view Park, Elmsford New York 10523 Pergamon of Canada Ltd., 207 Queen's Quay West, Toronto 1 Pergamon Press (Aust^) Pty. Ltd., 19a Boundary Street, Rushcutters Bay, N.S.W. 2011, AustraUa Pergamon Press S.A.R.L., 24 rue des Écoles, Paris 5® Vieweg&Sohn GmhH, Burgplatz 1, Braunschweig Copyright © 1969 Pergamon Press Inc. First edition 1969 Library of Congress Catalog Card No. 68-21881 PBINTBD IN HUNQABY 08 012744 4 PREFACE SINCE 1945, when the ferroelectric properties of barium tita­ nate were reported by von Hippel in the United States and independently by workers in other countries, ABO3 com­ pounds with the perovskite structure have been studied extensively. These studies have resulted in the discovery of many new ferroelectric and piezoelectric materials. Most of the Literature written on perovskite-type compounds has been concentrated on these properties. In addition, a number of solid-state chemists devoted many years to producing new ternary perovskite compounds of all kinds and studying their structures. By 1955 it appeared that most of the possible combinations of large A cations and smaller  ions needed to form perovskite-type compounds had been tried. At that time, as part of a thesis problem at the University of Connecticut, I found that new perovskite- type compounds could be prepared by introducing more than one element in the  position of the perovskite structure.
    [Show full text]
  • Lead: Properties, History, and Applications Mikhail Boldyrev¹*, Et Al
    WikiJournal of Science, 2018, 1(2):7 doi: 10.15347/wjs/2018.007 Encyclopedic Review Article Lead: properties, history, and applications Mikhail Boldyrev¹*, et al. Abstract Lead is a chemical element with the atomic number 82 and the symbol Pb (from the Latin plumbum). It is a heavy metal that is denser than most common materials. Lead is soft and malleable, and has a relatively low melting point. When freshly cut, lead is silvery with a hint of blue; it tarnishes to a dull gray color when exposed to air. Lead has the highest atomic number of any stable element and concludes three major decay chains of heavier elements. Lead is a relatively unreactive post-transition metal. Its weak metallic character is illustrated by its amphoteric nature; lead and its oxides react with acids and bases, and it tends to form covalent bonds. Compounds of lead are usually found in the +2 oxidation state rather than the +4 state common with lighter members of the carbon group. Exceptions are mostly limited to organolead compounds. Like the lighter members of the group, lead tends to bond with itself; it can form chains, rings and polyhedral structures. Lead is easily extracted from its ores; prehistoric people in Western Asia knew of it. Galena, a principal ore of lead, often bears silver, interest in which helped initiate widespread extraction and use of lead in ancient Rome. Lead production declined after the fall of Rome and did not reach comparable levels until the Industrial Revolution. In 2014, annual global production of lead was about ten million tonnes, over half of which was from recycling.
    [Show full text]
  • Pharos Project : Materials : LEAD COMPOUNDS Accessed November 3, 2017
    Pharos Project : Materials : LEAD COMPOUNDS Accessed November 3, 2017 Building Chemicals and Certifications CompAIR Dashboard Logout Dashboard / Chemicals and Materials / LEAD COMPOUNDS Products Materials LEAD COMPOUNDS General Information Hazards Compound Group Members Compound Groups Process Chemistry Research GreenScreen C2C Compound Group Members (567): [69011-06-9] (1,2-BENZENEDICARBOXYLATO(2-))DIOXOTRILEAD [22441-40-3] (2,3,4,5,6-pentachlorophenyl)sulfanyl-triphenylplumbane * [63619-76-1] (2-fluoro-5-nitrosophenoxy)-triphenylplumbane * [500317-00-0] (3-chlorophenyl)-trimethylplumbane * [1441-24-3] (4-chlorophenyl)sulfanyl-triphenylplumbane * [2177-16-4] (4-ethenylphenyl)-triphenylplumbane * [38186-05-9] (4-fluorophenyl)sulfanyl-triphenylplumbane * [2034-14-2] (4-nitrophenyl)sulfanyl-triphenylplumbane * [512-26-5] 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, lead(2++) salt (2:3) [6838-85-3] 1,2-Benzenedicarboxylic acid, lead(2++) salt (1:1) [37288-57-6] 1,3,2-[nitrooxy(diphenyl)plumbyl]-4,5-dicarbonitrile, 2,2-dimethyl- [62560-44-5] 1,3,2-Benzodithiaplumbole, 2,2,5-trimethyl- * [62703-65-5] 1,3,2-Dithiaplumbolane, 2,2-dimethyl- * [62560-43-4] 1,3,2-Dithiaplumbole-4,5-dicarbonitrile, 2,2-dimethyl- * [12275-07-9] 1,3,5,7,9-Pentaoxa-252, 452,652,852-tetraplumbacyclotridec-11 -ene-10,13-dione, (Z)- [15245-44-0] 1,3-BENZENEDIOL, 2,4,6-TRINITRO-, LEAD SALT [73070-87-8] 1-Cyclohexylamino-3-(naphthyloxy)-2-propanol * [63027-34-9] 1-O-[(2S,3R,4S,5S,6R)-2-[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2- yl]-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]
    [Show full text]
  • BY 0.K.5I.E. ATTORNEYS 3,671,187 United States Patent Office Patented June 20, 1972
    June 20, 1972 E. A. CUEVAS 3,671,187 REMOVAL OF DISSOLVED LEAD FROM ALKALI METAL CHLORIDE CONTAINING SOLUTIONS Filed July 13, 1970 INVENTOR PARA/M. A. Cue VAS BY 0.k.5i.e. ATTORNEYS 3,671,187 United States Patent Office Patented June 20, 1972 1. 2 be prepared only by virtually removing the lead ions from 3,671,187 solution before crystallizing the lithium chloride. REMOVAL OF DISSOLVED LEAD FROM ALKALI METAL CHLORIDE CONTAININGSOLUTIONS THE PRESENT INVENTION Ephraim A. Cuevas, Corpus Christi,Tex., assignor to In accordance with the present invention a method of PPG Industries, Inc., Pittsburgh, Pa. 5 precipitating lead, dissolved inorganic lead in particular, Filed July 13, 1970, Ser. No. 54,406 from aqueous solutions is provided. The invention in nt. C. C01d3/04, 11/02 volves contacting alkali metal chloride solutions contain U.S. C. 23-89 6 Claims ing contaminating quantities of dissolved lead compounds O with alkali metal sulfide to thereby convert the lead com ABSTRACT OF THE DISCLOSURE pounds contained in the solution to lead sulfide. In par A process is described for the removal of lead from ticular the invention provides an extremely efficient alkali metal chloride containing solutions by precipi method of removing dissolved lead from lithium chloride tation of the lead ions as a lead sulfide. The method in containing solutions having dissolved lead therein by the volves utilizing an alkali metal sulfide as the precipitat 5 addition thereto of lithium sulfide. The quantity of al ing agent in lieu of hydrogen sulfide. The use of alkali kali metal sulfide utilized is usually slightly in excess of metal sulfide as the precipitating agent precipitates the that stoichiometric quantity necessary to precipitate all lead in large particle sizes rendering filtration easy.
    [Show full text]
  • Recovery of Lead from Waste Battery Paste
    RECOVERY OF LEAD FROM WASTE BATTERY PASTE Tasneem Abbasi Department of Chemical Engineering Pondicherry Engineering College, Kalapet Pondicherry 605 014, INDIA ABSTRACT As a part of our initiatives to obtain lead from waste battery paste, thereby attempting the dual gain of pollution control as well as resource recovery, extensive studies were conducted of which the gist is presented in this paper. An electrolytic method was employed in which the lead paste was suspended in sodium hydroxide as electrolyte. Effect of several parameters : current density, temperature, time, lead ion concentration, sodium hydroxide concentration, agitated bath, and cathode material on the cathode potential, current efficiency, and nature of deposits, was studied. The possible reasons for the observed effects were also studied on the basis of which a mechanism for lead deposition has been elucidated. The optimum conditions for lead recovery were found to be : temperature 60oC, current density 7A/dm2, concentration of sodium hydroxide 600 g/liter, time of electrolysis 120 min. INTRODUCTION Used lead acid batteries form an important secondary source of lead, especially in countries which are not otherwise rich in lead resources. The treatment of used acid batteries for recovering lead is important from the point of view of lead production as well as pollution abatement as otherwise the battery scrap leads to serious disposal problems (Abbasi et al 1999). The lead in used batteries is in the form of grid plates and pole bridges made up of lead- antimony alloy (5-12 % antimony) and paste consisting mainly of antimony-free lead, lead oxide, and lead sulfate. There have been attempts, especially pyrometallurgical, to recover lead from waste batteries (Abbasi 2000, Abbasi et al 1998) but none has achieved the benefit-cost advantage which can motivate large-scale processing of waste batteries for lead recovery.
    [Show full text]