Note: Ingredients listed on restricted chemical lists
EC/CAS
21041-93-0
Name of the chemical
Cobalt hydroxide
Concentration
>= 95 - <= 100
General Information
Version
1.0
Revision date
2025-02-26
Product name
Cobalt(II) Hydroxide
CAS No.
21041-93-0
1.2.1 Relevant identified uses
For laboratory research purposes
Emergency telephone
+81-3-5640-8878, +81-3-5640-8902
Icons in SDS
Company Information
company name
TOKYO CHEMICAL INDUSTRY CO., LTD
e-mail address of the competent person responsible for the Safety Data Sheet
globalbusiness@tcichemicals.com
GHS Information
Signal word
Danger
Section 2
SECTION 2: Hazards identification
GHS Classification GHS classification of chemical product Acute toxicity (Oral) : Category 4 Acute toxicity (Inhalation) : Category 1 Serious eye damage/eye irritation : Category 2A Respiratory sensitization : Sub-category 1B Skin sensitization : Category 1 Carcinogenicity : Category 1B Reproductive toxicity : Category 1B Short-term (acute) aquatic hazard : Category 1 Long-term (chronic) aquatic haz- ard : Category 2
Signal word
Danger
Hazard statements
Harmful if swallowed. May cause an allergic skin reaction. Causes serious eye irritation. Fatal if inhaled. May cause allergy or asthma symptoms or breathing difficulties if in- haled. May cause cancer. May damage fertility or the unborn child. Very toxic to aquatic life. Toxic to aquatic life with long lasting effects.
Prevention
Obtain special instructions before use. Do not handle until all safety precautions have been read and under- stood. Do not breathe dust/ fume/ gas/ mist/ vapors/ spray. Wash skin thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Contaminated work clothing should not be allowed out of the work- place. Avoid release to the environment. Wear protective gloves/ protective clothing/ eye protection/ face pro- tection. Wear respiratory protection.
Response
IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. Rinse mouth. IF ON SKIN: Wash with plenty of water. IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF exposed or concerned: Get medical advice/ attention. If skin irritation or rash occurs: Get medical advice/ attention. If eye irritation persists: Get medical advice/ attention. Take off contaminated clothing and wash it before reuse. Collect spillage.
Storage
Store in a well-ventilated place. Keep container tightly closed. Store locked up.
Disposal
Dispose of contents/ container to an approved waste disposal plant.
Other hazards which do not result in classification
None known.
