Note: Ingredients listed on restricted chemical lists
EC/CAS
7778-50-9
Name of the chemical
Potassium dichromate
Concentration
>=0.5-<=1.5
General Information
Version
8.12
Revision date
2026-08-04
Product name
Potassium dichromate solution c(K2Cr2O7) = 1/24 mol/l (0.25 N) Titripur
1.2.1 Relevant identified uses
Reagent for analysis
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)
H315, H317, H319, H334, H340, H350, H360, H372, H401, H412
Hazard statements
Code
Statements
H315
Causes skin irritation
Section 2
SECTION 2: Hazards identification
Long term hazards
Category 3 aquatic hazard
Other hazards
None known
Signal word
Danger
Hazard statements
H315 Causes skin irritation. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. 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. H372 Causes damage to organs (Cardio-vascular system) through prolonged or repeated exposure if inhaled. 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. P260 Do not breathe mist or vapours. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. 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 water. P304 + P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. P337 + P313 If eye irritation persists: Get medical P342 + P311 If experiencing respiratory symptoms: Call a POISON CENTER/ doctor.
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 Skin irritation : Category 2 Eye irritation : Category 2A Respiratory sensitisation : Category 1 Skin sensitisation : Category 1 Germ cell mutagenicity : Category 1B Carcinogenicity : Category 1B Reproductive toxicity : Category 1B Specific target organ : Category 1 (Cardio-vascular system) toxicity - repeated exposure (Inhalation) Short-term (acute) : Category 2 aquatic hazard Long-term (chronic) : Category 3 aquatic hazard Other hazards