Cobalt hydroxide
6 Inquiries
21041-93-0
Industrial Grade
99%
DAHAI BIOCHEM
25kg/Bag
2026-12-31
HARD FAT
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceRose-red powder.Soluble inacids and ammonium salt solutions; insoluble inwater and alkalies.Basic Info
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Product Name:
Cobalt dihydroxide
Other Name:Cobalt hydroxide (Co(OH)2);Cobaltous hydroxide;Cobalt dihydroxide;Cobalt(II) hydroxide;Cobalt(2+) hydroxide;Cobalt hydroxide (Co(OH)2);1307-85-3
CAS No.:21041-93-0
UN No.:3077
Molecular Formula:CoH2O2
InChIKeys:InChIKey=ASKVAEGIVYSGNY-UHFFFAOYSA-L
Molecular Weight:92.94790
Exact Mass:92.93870
EC Number:235-763-0
UNII:51B9AYG60K
HScode:2822009000
Categories:
Characteristics-
PSA:
40.46000
Density:3.597
Melting Point:°Cd ec.)
Boiling Point:100ºC at 760 mmHg
Water Solubility:Soluble in acids and ammonia. Very slightly soluble in water. Insoluble in dilute alkalis.
Storage Conditions:Keep tightly closed. Store in a cool dry place. Store under nitrogen.
Vapor Pressure:24.5mmHg at 25°C
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Skin sensitization, Category 1
Eye irritation, Category 2
Acute toxicity - Category 1, Inhalation
Respiratory sensitization, Sub-category 1B
Carcinogenicity, Category 1B
Reproductive toxicity, Category 1B
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) 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
H400 Very toxic to aquatic life
H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P284 [In case of inadequate ventilation] wear respiratory protection.
P203 Obtain, read and follow all safety instructions before use.
P273 Avoid release to the environment.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P333+P317 If skin irritation or rash occurs: Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P316 Get emergency medical help immediately.
P320 Specific treatment is urgent (see ... on this label).
P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
P318 IF exposed or concerned, get medical advice.
P391 Collect spillage.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
HARD FAT
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Location:
BUILDING 4,NO.571, STR.19,BAIYANG DISTRICT, HANGZHOU,CHINA
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Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance
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Total Annual Revenue:
Less than $1 million
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Total Employees:
5-10
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Year of Establishment:
2025
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Inquiry History6 Inquiries
Country Product Purchase Quantity Date Posted 
United States
COBALT(II) HYDROXIDE, TECH., 95%
27275.00 G Dec 4, 2025 
South Korea
Co (OH) 2
20 MT Nov 28, 2025 
Pakistan
Cobalt and Nickle hydroxide
100 TON Apr 30, 2024
United States
cobalt hydroxide
1 MT Feb 27, 2024 
Latvia
Cobalt hydroxide
1 TON Sep 14, 2024
Pakistan
Cobalt hydroxide
100 TON Apr 30, 2024 Post an enquiry for this product
