LEAD CHROMATE

Safety Data Sheet
Emergency Telephone Number: CHEMTREC 1-800-424-9300       For Information call: DUDLEY 732-886-3100       
      DUDLEY CORPORATION
           	       125 Kenyon Drive
       				         	       Lakewood, New Jersey 08701
Effective Date: January 1, 2025	
1. PRODUCT: CAS No.: 7758-97-6 E-C No.:231-845-5   Weight: 323.19 g/mol Formula: PbCrO4

2. HAZARDS: GHS Class: Carcinogenicity (Cat 1a)    Acute toxicity, Inhalation (Cat 3) Reproductive toxicity (Cat 1A)
Sensitization, skin (Cat 1A), Sensitization, Respiratory (Cat 1), Germ Cell Mutagencity (Cat 2)	Acute aquatic toxicity (Cat 1) Chronic aquatic toxicity (Cat 1) Specific target organ toxicity - repeated exposure (Cat 1), Kidney, Blood, Central Nervous System
 Pictogram: 				       	
Signal Word:         DANGER
HAZARD STATEMENT: H302 + H332: Harmful if swallowed or inhaled. H351: Suspected of causing cancer. H360: May damage fertility or unborn child. H410: Very toxic to aquatic life with long lasting effects. H372: Causes damage to organs through prolonged or repeated exposure. 	 	
PRECAUTIONARY STATEMENT: P201: Obtain special instructions before use. P202: Do not handle until all safety precautions have been read and understood. P260: Do Not breathing dust/spray/ fume/gas/ mist/ vapors. P273: Avoid release into environment. P264: Wash skin thoroughly after handling. P270: Do not drink, eat, smoke, when using this product.
P271: Use only outdoors or in well-ventilated area. P405: Store locked up.  P280: Wear PPE as protection. P330: Rinse mouth. P301 + P312: If Swallowed: Call Poison Center or doctor/physician if you feel unwell. P304 + P340: If inhaled: remove to fresh air and keep at rest in a position comfortable for breathing. P308 +P313: If exposed or concerned: contact doctor/physician. P391: Collect spillage. P501: Dispose of contents/container to an approved waste disposal plant.

HMIS Class: Health hazard  2, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  2, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION / INFO: 
Chemical 				 CAS No.	 	Percent		
Lead Chromate		                   7758-97-6                90-100%               

4. FIRST AID: Eyes: Rinse as precaution with water and seek medical advice. Skin: Rinse with plenty of soap & water and seek medical advice. Ingestion: Do not induce vomiting without medical advice. Rinse with water. Consult physician. Inhalation: Move to fresh air.  Consult a physician. Physician: Treat symptomatically and supportively. 

5. FIREFIGHTING: Info:  Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE.  Emits toxic fumes under fire conditions. Extinguishing:  use water spray to cool fire exposed containers.  Use water spray, carbon dioxide, dry chemicals, or alcohol-resistant foam. Special Hazards: Hydrogen Chloride gas, lead oxides. 

6. ACCIDENTAL RELEASE: Info:  Use proper PPE as indicated in Section 8. Spill/Leaks:  Evacuate unprotected personnel. Clean-up personnel should wear protective clothing and approved respirators for protection from dust. Carefully sweep or vacuum up the spill, and place in a closed container for disposal. Damp or wet cleaning maybe useful in suppressing dust and for the removal of the last traces of spilled material Do not let material enter drains. Avoid having this material leak into environment. 

7.  HANDLING & STORAGE: Handling: Wash thoroughly after handling.  Avoid contact with eyes, skin, and clothing.  Minimize dust generation and accumulation.  Avoid prolonged or repeated exposure.  Avoid ingestion and inhalation.
Storage:  Store in a tightly closed container, store in a cool, dry ventilated area away from incompatible substances.

8. EXPOSURE:  Facilities storing or utilizing this material should be equipped with an eyewash facility and safety shower.  Use adequate ventilation to keep airborne concentrations low. 

Chemical 		ACGIH		   NIOSH		        OSHA- Final /Vacated PELs
Lead Chromate		0.012 mg/m3               0.1 mg/m3                                1mg/m3 TWA (as Pb)
                                                      TWA (as Pb)               TWA (as Pb)	                 	

PPE: Eyes:  Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA’s eye and face protection regulations in 29 CFR 1910.133 or European Standard EN 166. Skin: Wear appropriate protective gloves to prevent skin exposure. 0.11mm thick nitrile.  Clothing: Wear impervious clothing including boots, gloves, lab coat, apron, or coveralls to prevent skin contact.  Respirators:  Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149.  Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
 
9.  PHYSICAL & CHEM:  Appearance: Yellow crystalline powder. Odor: Odorless. Relative Density: 6.12g/cm3 Boiling Pt: -  Melting Pt: 844°C (1551.2°F) Vapor Pressure: -

10. STABILITY & REACTIVITY: Stability:  Stable under ordinary conditions of use and storage. Avoid:  Incompatibles, dust generations. Incompatibilities:  Strong oxidizing agents, strong acids.  Haz Decomp:  see sect 5  

11. TOXICOLOGICAL INFO: RTECS:  -	LD50/LC50:    Oral, rat: LD50 = >12000 mg/kg 
Carcinogenicity:  ACGIH: A3- Confirmed animal carcinogen with unknown relevance to humans (listed as ‘Lead, inorganic compounds’). NTP:  Suspect carcinogen (listed as Lead compounds).
IARC:  Group 2A - Possibly carcinogenic to humans. (Lead dichloride) OSHA: regulated carcinogen
Reproductive Effects: Known toxicant, congenital malformation in fetus	

12. ECOLOGICAL INFO: Toxicity: Toxicity to fish LC50 - Rainbow trout - 0,00117 mg/l - 96 h Toxicity to Green algae - 20,5 µg/l - 48 h - Not readily biodegradable.

13.  DISPOSAL CONSIDERATIONS: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste.  US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3.  Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification. Contact a licensed professional disposal service to dispose of this material. RCRA P & U-Series:  None 

14.  TRANSPORT INFO:
DOT: UN 3077, Environmentally hazardous substances, solid, n.o.s. (LEAD CHROMATE), 9, III,
IMDG: UN 3077, ENVIRONMENTALLY HAZARDOUS SUBSTANCE, solid, n.o.s. (LEAD CHROMATE), 9, III,
IATA: UN 3077, Environmentally hazardous substances, solid, n.o.s. (LEAD CHROMATE), 9, III,

15.  REGULATORY INFO: SARA 311/312: Acute health hazard, Chronic health hazard.
SARA Section 302 None of the chemicals in this product have a TPQ. SARA Codes:  immediate, delayed.
Section 313This material contains Lead Carbonate (listed as Lead, inorganic compounds), 100% (CAS# 598-63-0) which is subject to the reporting requirements of Section 313 of SARA Title III and 40 CFR Part 373.
STATE: CAS# 7758-97-6 is not present on state lists from CA, MN, MA, FL. 
Pa Right to Know: Lead chromate  CAS# 7758-97-6 Rev. 04/24/93   NJ Right to Know: Lead chromate  Rev. 04/24/93
California Prop.65 components: WARNING! This product contains a chemical known to the state of CA to cause cancer. 
Lead chromate  CAS# 7758-97-6 Rev. 04/24/93

EUROPEAN/INTERNATION REGULATIONS European Labeling in Accordance with EC Directives
Hazard Symbols:   T N   WGK (Water Danger/ Protection) CAS#7758-95-4:  No information available.
Canada – DSL/NDSL:  CAS#7758-97-6 is listed on Canada’s DSL List.
Canada – WHMIS; This product has a WHMIS classification of D1B, D2A.
Canadian Ingredient Disclosure List CAS#7758-97-6 is listed on the Canadian Ingredient Disclosure List.

16. DISCLAIMER INFO: DUDLEY CORPORATION provides the information herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this.  Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose. DUDLEY CORPORATION makes no representations or warranties, either expressed or implied, including without limitation and warranties of merchantability, fitness for a particular purpose with respect to the information set forth herein or to the product to which the information refers. Accordingly, DUDLEY CORPORATION will not be responsible for damages resulting from the use of or reliance upon this information.