Dioxido(dioxo)chromium;bis(lead(2+));sulfate
CrO8Pb2S
dioxido(dioxo)chromium;bis(lead(2+));sulfate
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Identification
- CAS Number
- 1344-37-2
- EC Number
- 215-693-7
- UN Number
- 3077
- Index Number
- 082-009-00-X
- PubChem CID
- 138394846
Physical-chemical properties
- Molecular Formula
- CrO8Pb2S
- Molar Mass
- 630.00 g/mol
- IUPAC Name
- dioxido(dioxo)chromium;bis(lead(2+));sulfate
Chemical Identifiers
- InChI
- InChI=1S/Cr.H2O4S.4O.2Pb/c;1-5(2,3)4;;;;;;/h;(H2,1,2,3,4);;;;;;/q;;;;2*-1;2*+2/p-2
- InChI Key
- APAIXFDPIJWPBF-UHFFFAOYSA-L
Overview
Dioxido(dioxo)chromium;bis(lead(2+));sulfate (CAS 1344-37-2) is a chromium-lead complex compound with significant industrial applications and strict regulatory controls due to safety concerns. This inorganic compound, also identified by EC number 215-693-7, represents a complex chemical structure combining chromium in its hexavalent oxidation state with lead cations and sulfate groups. With a molecular formula of CrO8Pb2S and molecular weight of 630 g/mol, this substance exhibits unique properties that make it valuable in specific industrial processes while requiring careful handling protocols. The compound belongs to the family of mixed metal chromates, sharing structural similarities with related substances such as dioxido(dioxo)chromium;dioxido(dioxo)molybdenum;tris(lead(2+));sulfate, which contains additional molybdenum components. The substance is classified under multiple hazard categories including carcinogenicity (Category 1B), reproductive toxicity (Category 1A), and specific target organ toxicity following repeated exposure (Category 2). These classifications necessitate comprehensive safety measures including appropriate personal protective equipment, controlled storage conditions, and specialized waste disposal procedures. The compound also presents significant environmental hazards, classified as Aquatic Acute 1 and Aquatic Chronic 1, requiring strict containment to prevent environmental release. Primary industrial applications include specialized pigment formulations, corrosion-resistant coatings, and certain metallurgical processes where the unique chromium-lead combination provides specific performance characteristics. The compound is also utilized in specialized ceramic applications and as a component in certain analytical standards. OYSI maintains this specialized chromium compound in our European distribution network, ensuring compliance with all applicable REACH regulations and providing comprehensive technical support for qualified industrial customers.
Safety & Classification
Carc. 1B; Repr. 1A; STOT RE 2; Aquatic Acute 1; Aquatic Chronic 1
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Transport (ADR)
| UN Number | 3077 |
| ADR Class | 9 |
| Packing Group | III |
| Tunnel Code | - |
| Proper Shipping Name | Bleisulfochromatgelb |
| Marine Pollutant | No |
Frequently Asked Questions
What is dioxido(dioxo)chromium;bis(lead(2+));sulfate?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is a complex inorganic compound containing chromium, lead, and sulfate components with the molecular formula CrO8Pb2S and CAS number 1344-37-2. This substance has a molecular weight of 630 g/mol and is classified as a highly hazardous material due to its carcinogenic and reproductive toxic properties. It falls under multiple danger classifications including carcinogen category 1B and reproductive toxicant category 1A, requiring strict handling protocols.
What are the physicochemical properties of dioxido(dioxo)chromium;bis(lead(2+));sulfate?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is a solid inorganic compound with a molecular weight of 630 g/mol and formula CrO8Pb2S. As a chromium-lead sulfate complex, it typically appears as a colored crystalline solid. The presence of both chromium and lead components influences its chemical stability and reactivity. Specific physical properties such as melting point, solubility, and appearance may vary depending on the exact crystalline form and manufacturing conditions.
What is dioxido(dioxo)chromium;bis(lead(2+));sulfate used for?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is primarily used in specialized industrial applications where its unique chromium-lead composition provides specific properties. Common applications include use as a pigment in certain industrial coatings, as a catalyst component in chemical processes, or in specialized metallurgical applications. Due to its high toxicity classification (Carc. 1B, Repr. 1A), its use is heavily restricted and limited to professional applications with appropriate safety controls and regulatory compliance.
How to handle dioxido(dioxo)chromium;bis(lead(2+));sulfate safely?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate requires extreme safety precautions due to its carcinogenic and reproductive toxic properties. Essential protective equipment includes respiratory protection, chemical-resistant gloves, protective clothing, and eye protection. Work must be conducted in well-ventilated areas or under controlled ventilation systems. Avoid inhalation, skin contact, and ingestion. Regular health monitoring is recommended for workers exposed to this substance. All handling procedures must comply with occupational safety regulations.
How to store dioxido(dioxo)chromium;bis(lead(2+));sulfate correctly?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate must be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Storage areas should be secured and accessible only to trained personnel due to the substance's high toxicity. Containers must be properly labeled with hazard information and kept away from heat sources, oxidizing agents, and moisture. Regular inspection of storage containers is essential to prevent leaks or contamination of the environment.
What to do in case of contact with dioxido(dioxo)chromium;bis(lead(2+));sulfate?
Immediate action is required in case of contact with dioxido(dioxo)chromium;bis(lead(2+));sulfate due to its high toxicity. For skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, rinse immediately with plenty of water for at least 15 minutes. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult a physician and provide the safety data sheet.
How to dispose of dioxido(dioxo)chromium;bis(lead(2+));sulfate appropriately?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate must be disposed of as hazardous waste through licensed waste management facilities due to its carcinogenic and environmental hazard properties. The substance cannot be discharged to sewers or the environment due to its aquatic toxicity classification. Disposal must comply with local and European waste regulations, including proper classification, packaging, and documentation. Contact certified hazardous waste disposal companies for appropriate treatment and disposal methods.
How to transport dioxido(dioxo)chromium;bis(lead(2+));sulfate?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is classified under ADR Class 9 (Miscellaneous dangerous substances), Packing Group III for transportation purposes. Transport requires proper packaging in UN-approved containers with appropriate hazard labels and documentation. Vehicles must carry emergency response information and drivers need ADR certification. The substance must be segregated from incompatible materials during transport and special precautions taken to prevent environmental release due to its aquatic toxicity classification.
Is dioxido(dioxo)chromium;bis(lead(2+));sulfate subject to specific regulations?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is subject to strict European regulations under REACH and CLP due to its classification as carcinogenic (Carc. 1B) and reproductive toxic (Repr. 1A). The substance requires safety data sheets, hazard labeling with GHS08 and GHS09 pictograms, and the danger signal word. While not currently listed as SVHC, its high hazard classification means it may face usage restrictions or authorization requirements. Compliance with occupational exposure limits and environmental protection measures is mandatory.
Where to buy dioxido(dioxo)chromium;bis(lead(2+));sulfate in Europe?
Dioxido(dioxo)chromium;bis(lead(2+));sulfate is available through OYSI, a specialized European chemical distributor with expertise in high-hazard industrial chemicals. Due to the substance's strict regulatory requirements and safety classifications, purchase is limited to qualified professional users with appropriate handling facilities and safety protocols. OYSI provides comprehensive regulatory support and safety documentation to ensure compliant procurement and use of this hazardous substance within European markets.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.