Note: Ingredients listed on restricted chemical lists
EC/CAS
1333-82-0
Name of the chemical
Chromium trioxide
Concentration
>95
General Information
Version
This safety data sheet was created pursuant to the requirements of
Revision date
2025-12-19
Product name
Chromium(VI) oxide
Product Synonyms
Chromium trioxide; Chromic acid; Chromic anhydride
CAS No.
1333-82-0
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Fisher Scientific Company
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H271, H301, H310, H314, H317, H334, H335, H340, H350, H361f, H372
Hazard statements
Code
Statements
H271
May cause fire or explosion; strong oxidiser
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger
Hazard statements
May cause fire or explosion; strong oxidizer Toxic if swallowed Causes severe skin burns and eye damage May cause respiratory irritation May cause an allergic skin reaction May cause allergy or asthma symptoms or breathing difficulties if inhaled May cause genetic defects May cause cancer Suspected of damaging fertility Causes damage to organs through prolonged or repeated exposure Fatal in contact with skin or if inhaled
Prevention
Obtain special instructions before use Do not handle until all safety precautions have been read and understood Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Do not get in eyes, on skin, or on clothing Do not breathe dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Wear respiratory protection In case of inadequate ventilation wear respiratory protection Contaminated work clothing should not be allowed out of the workplace Wear protective gloves Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep away from clothing and other combustible materials Take any precaution to avoid mixing with combustibles Wear fire resistant or flame retardant clothing Wear protective gloves/protective clothing/eye protection/face protection
Response
Immediately call a POISON CENTER or doctor Inhalation IF INHALED: Remove person to fresh air and keep comfortable for breathing Skin IF ON SKIN: Wash with plenty of soap and water Take off contaminated clothing and wash before reuse If skin irritation or rash occurs: Get medical advice/attention IF ON CLOTHING: Rinse immediately contaminated clothing and skin with plenty of water before removing clothes Rinse skin with water or shower Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Ingestion Rinse mouth Do NOT induce vomiting Fire In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion In case of fire: Use CO2, dry chemical, or foam to extinguish
Storage
Store locked up Store in a well-ventilated place. Keep container tightly closed
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Very toxic to aquatic life with long lasting effects
2.1 Classification of the substance or mixture
Category 1 Acute oral toxicity Category 3 Acute dermal toxicity Category 2 Acute Inhalation Toxicity - Dusts and Mists Category 2 Skin Corrosion/Irritation Category 1 A Serious Eye Damage/Eye Irritation Category 1 Respiratory Sensitization Category 1 Skin Sensitization Category 1 Germ Cell Mutagenicity Category 1B Carcinogenicity Category 1A Reproductive Toxicity Category 2 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system. Specific target organ toxicity - (repeated exposure) Category 1 Target Organs - Liver, Kidney, Blood. Label Elements Signal Word