chromium (iii) oxide hydrate, 98

Modify Date: 2019-06-10 13:10:48

chromium (iii) oxide hydrate, 98 Structure
chromium (iii) oxide hydrate, 98 structure
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Common Name chromium (iii) oxide hydrate, 98
CAS Number 12182-82-0 Molecular Weight 170.006
Density N/A Boiling Point N/A
Molecular Formula H2Cr2O4 Melting Point N/A
MSDS N/A Flash Point N/A

 Chemical & Physical Properties

Molecular Formula H2Cr2O4
Molecular Weight 170.006
Exact Mass 169.876328
PSA 52.60000


Section 1: Product Identification
Chemical Name:Chromium (III) oxide hydrate,98%
CAS Registry Number:12182-82-0
EINECS Number:none
Chemical Family:metal oxide
Synonym:chromic oxide, chrome green.

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound12182-82-0100%0.5mg/m3 (as Cr)0.5mg/m3 (as Cr)

Section 3: Hazards Identification
Irritating to skin, eyes and respiratory tract. May cause sensitization by skin contact. Possible risk of
Emergency Overview:
irreversible effects.
Primary Routes of Exposure:Ingestion, Inhalation of dust.
Eye Contact:Causes slight to mild irritation of the eyes.
Skin Contact:Causes slight to mild irritation of the skin. May cause sensitization by skin contact.
Inhalation:Irritating to the nose, mucous membranes and respiratory tract.
Ingestion:No specific information is available on the physiological effects of ingestion.
Acute Health Affects:Irritating to skin, eyes and respiratory tract. May cause sensitization by skin contact.
Chronic Health Affects:Possible risk of irreversible effects.

SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
vomiting only if directed by medical personnel.

SECTION 5: Fire Fighting Measures
Flash Point:not applicable
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:material is non-flammable
Special Fire Fighting Procedures:No special fire-fighting procedures. The material is non-flammable.
Hazardous Combustion andLess than 0.1% toxic hexavalent chromium could be formed at high temperature.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
Spill and Leak Procedures:Small spills can be mixed with vermiculite or sodium carbonate and swept up.

SECTION 7: Handling and Storage
Handling and Storage:No special storage conditions.

SECTION 8: Exposure Controls and Personal Protection
Eye Protection:Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection:Wear protective clothing and gloves.
Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood.
Additional Protection:No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:green pwdr.
Molecular Weight:151.99
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:air and moisture stable solid
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:active metals, hydrogen fluoride, oxygen difluoride, and other very strong oxidizers.
Decomposition Products:Less than 0.1% toxic hexavalent chromium

SECTION 11: Toxicological Information
Inhalation (Rat) TCLo: 150mg/m3/4H/6W-I; Intraperitoneal (rat) TDLo (tumor) 90mg/kg; Intrapleural (rat) TDLo
(tumor) 45 mg/kg; Intratracheal (rat) TDLo (tumor) 90 mg/Kg
Carcinogenic Effects:Insufficient data
Mutagenic Effects:Possible mutagen
Tetratogenic Effects:No data available

SECTION 12: Ecological Information
Ecological Information:No information available

SECTION 13: Disposal Considerations
Disposal:Dispose of according to local, state and federal regulations.

SECTION 14: Transportation
Shipping Name (CFR):Non-hazardous
Hazard Class (CFR):NA
Additional Hazard Class (CFR):NA
Packaging Group (CFR):NA
UN ID Number (CFR):NA
Shipping Name (IATA):Non-hazardous
Hazard Class (IATA):NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):NA
UN ID Number (IATA):NA

SECTION 15: Regulatory Information
TSCA:Listed in the TSCA inventory.
SARA (Title 313):Title compound: See Category Code N090 for reporting.
Second Ingredient:none


 Safety Information

HS Code 2819900000


HS Code 2819900000