Cobalt(II) hydroxide

Merck Ltd.

Revision date : 2025-01-02

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GHS09 GHS08 GHS06
Health risk rating 5
Safety risk rating 1
Environmental risk rating 5

Note: Ingredients listed on restricted chemical lists

EC/CAS

244-166-4/21041-93-0

Name of the chemical

Cobalt hydroxide

Concentration

<= 100 %

Listed in

General Information

Version

6.8

Revision date

2025-01-02

Product name

Cobalt(II) hydroxide

CAS No.

21041-93-0

Emergency telephone

+81 (3)4531-1145, +81 (0)3 4520 9637

Icons in SDS

GHS06 GHS08 GHS09 M004 M009 M017

Company Information

company name

Merck Ltd.

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H302, H317, H319, H330, H334, H350, H360, H400, H410

Hazard statements

Code

Statements

H302

Harmful if swallowed

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture Acute toxicity, (Category 4) H302: Harmful if swallowed Acute toxicity, (Category 1) H330: Fatal if inhaled Eye irritation, (Category 2) H319: Causes serious eye irritation Respiratory sensitization, (Sub- H334: May cause allergy or asthma category 1B) symptoms or breathing difficulties if inhaled Skin sensitization, (Category H317: May cause an allergic skin reaction Carcinogenicity, (Category 1B) H350: May cause cancer Reproductive toxicity, (Category H360: May damage fertility or the unborn 1B) child Short-term (acute) aquatic H400: Very toxic to aquatic life hazard, (Category 1) Long-term (chronic) aquatic H411: Toxic to aquatic life with long lasting hazard, (Category 2) effects.

Signal word

Danger Danger

Hazard statements

H302 Harmful if swallowed. H317 May cause an allergic skin reaction. H319 Causes serious eye irritation. H330 Fatal if inhaled. H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled. H350 May cause cancer. H360 May damage fertility or the unborn child. H410 Very toxic to aquatic life with long lasting effects. H330 Fatal if inhaled. H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled. H350 May cause cancer. H360 May damage fertility or the unborn child. H317 May cause an allergic skin reaction.

Precautionary statements

P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. P302 + P352 IF ON SKIN: Wash with plenty of water. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P302 + P352 IF ON SKIN: Wash with plenty of water. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor.

Supplemental label elements

none Reduced Labeling (<= 125 ml) none

Other hazards

This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher

ECOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

TOXICOLOGICAL INFORMATION

The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.

2.1 Classification of the substance or mixture

Acute toxicity, (Category 4) H302: Harmful if swallowed. Acute toxicity, (Category 1) H330: Fatal if inhaled. Eye irritation, (Category 2) H319: Causes serious eye irritation. Respiratory sensitization, (Sub- H334: May cause allergy or asthma category 1B) symptoms or breathing difficulties if inhaled. Skin sensitization, (Category 1) H317: May cause an allergic skin reaction. Carcinogenicity, (Category 1B) H350: May cause cancer. Reproductive toxicity, (Category H360: May damage fertility or the unborn 1B) child. Short-term (acute) aquatic H400: Very toxic to aquatic life. hazard, (Category 1) Long-term (chronic) aquatic H411: Toxic to aquatic life with long lasting hazard, (Category 2) effects.

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