Note: Ingredients listed on restricted chemical lists
EC/CAS
7778-50-9
Name of the chemical
Potassium dichromate
Concentration
>=0.1-<=1
General Information
Version
8.6
Revision date
2026-07-14
Product name
Potassium dichromate solution
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H317, H334, H340, H350, H360, H401, H412
Hazard statements
Code
Statements
H317
May cause an allergic skin reaction
Section 2
SECTION 2: Hazards identification
Long term hazards
Category 3 aquatic hazard
Other hazards
None known
Signal word
Danger
Hazard statements
H317 May cause an allergic skin reaction. H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled. H340 May cause genetic defects. H350 May cause cancer. H360 May damage fertility or the unborn child. H401 Toxic to aquatic life. H412 Harmful to aquatic life with long lasting effects.
Prevention
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P261 Avoid breathing mist or vapours. P272 Contaminated work clothing must not be allowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P285 In case of inadequate ventilation wear respiratory protection.
Response
P302 + P352 IF ON SKIN: Wash with plenty of soap and water. P304 + P341 IF INHALED: If breathing is difficult, remove person to fresh air and keep comfortable for breathing. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. P342 + P311 If experiencing respiratory symptoms: Call a POISON CENTER/ doctor. P363 Wash contaminated clothing before reuse.
Storage
P405 Store locked up.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Hazards for the product as supplied Respiratory sensitisation : Category 1 Skin sensitisation : Category 1 Germ cell mutagenicity : Category 1B Carcinogenicity : Category 1B Reproductive toxicity : Category 1B Short-term (acute) : Category 2 aquatic hazard Long-term (chronic) : Category 3 aquatic hazard Other hazards
