chromium (iii) oxide hydrate, 98

chromium (iii) oxide hydrate, 98 Structure
chromium (iii) oxide hydrate, 98
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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

 MSDS


Section 1: Product Identification
Chemical Name:Chromium (III) oxide hydrate,98%
CAS Registry Number:12182-82-0
Formula:Cr2O3.XH2O
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.
NTP:yes
IARC:No
OSHA:No

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
Inhalation:
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
Ingestion:
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
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
Odor:none
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
RTECS Data:
(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


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

HS Code 2819900000

 Customs

HS Code 2819900000