Cobalt(II) sulfate heptahydrate
Cobalt(II) sulfate heptahydrate
1. Product Identification
Synonyms: Cobalt sulfate heptahydrate; Cobalt(II) sulfate (1:1)
CAS No.: 10026-24-1
Molecular Weight: 281.0846
Product Codes: C0230, C0231
2. Composition/Information on Ingredients
||Cobalt sulfate heptahydrate
Appearance: red-pink solid.
Warning! Causes respiratory tract irritation. Causes eye and
skin irritation. May be harmful if swallowed. May cause cancer based on animal
studies. Potential cancer hazard.
Target Organs: No data found.
Potential Health Effects
Eye: Causes eye irritation.
Skin: Prolonged and/or repeated contact may cause irritation
and/or dermatitis. May cause skin sensitization, an allergic reaction, which
becomes evident upon re-exposure to this material.
Ingestion: May cause gastrointestinal irritation with nausea,
vomiting and diarrhea. May be harmful if swallowed.
Inhalation: Causes respiratory tract irritation.
Chronic: Cobalt compounds may cause cancer based upon animal
4. First Aid
Eyes: Flush eyes with plenty of water for at least 15 minutes,
occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Get medical aid. Flush skin with plenty of water for at
least 15 minutes while removing contaminated clothing and shoes. Wash clothing
Ingestion: Do not induce vomiting. If victim is conscious and
alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an
unconscious person. Get medical aid.
Inhalation: Remove from exposure and move to fresh air
immediately. If not breathing, give artificial respiration. If breathing is
difficult, give oxygen. Get medical aid. Do NOT use mouth-to-mouth
Notes to Physician: Treat symptomatically and supportively.
5. Fire Fighting
General Information: As in any fire, wear a self-contained
breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and
full protective gear. During a fire, irritating and highly toxic gases may be
generated by thermal decomposition or combustion. Non-combustible, substance
itself does not burn but may decompose upon heating to produce corrosive and/or
Extinguishing Media: Substance is noncombustible; use agent
most appropriate to extinguish surrounding fire.
Flash Point: Not applicable.
Autoignition Temperature: Not applicable.
Explosion Limits, Lower:Not available.
Upper: Not available.
NFPA Rating: (estimated) Health: 2; Flammability: 0;
6. Accidental Release Measures
General Information: Use proper personal protective equipment
as indicated in Section 8.
Spills/Leaks: Vacuum or sweep up material and place into a
suitable disposal container. Clean up spills immediately, observing precautions
in the Protective Equipment section. Avoid generating dusty conditions. Provide
7. Handling and
Handling: Wash thoroughly after handling. Use only in a
well-ventilated area. Minimize dust generation and accumulation. Avoid contact
with skin and eyes. Keep container tightly closed. Avoid ingestion and
Storage: Store in a cool, dry, well-ventilated area away from
incompatible substances. Keep containers tightly closed.
Controls, Personal Protection
Engineering Controls: Facilities storing or utilizing this
material should be equipped with an eyewash facility and a safety shower. Use
adequate general or local exhaust ventilation to keep airborne concentrations
below the permissible exposure limits.
OSHA - Final PELs
|Cobalt sulfate heptahydrate
0.02 mg/m3 TWA (as Co) (listed under Cobalt, inorganic
|Cobalt sulfate anhydrous
OSHA Vacated PELs: Cobalt sulfate heptahydrate: No OSHA Vacated
PELs are listed for this chemical. Cobalt sulfate anhydrous: No OSHA Vacated
PELs are listed for this chemical.
Personal Protective Equipment
Eyes: Wear appropriate protective eyeglasses or chemical safety
goggles as described by OSHA's eye and face protection regulations in 29 CFR
1910.133 or European Standard EN166.
Skin: Wear appropriate protective gloves to prevent skin
Clothing: Wear appropriate protective clothing to prevent skin
Respirators: Follow the OSHA respirator regulations found in 29 CFR
1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN
149 approved respirator if exposure limits are exceeded or if irritation or
other symptoms are experienced.
9. Physical and
Physical State: Solid
Odor: none reported
pH: Not available.
Vapor Pressure: Not available.
Vapor Density: Not available.
Evaporation Rate:Not available.
Viscosity: Not available.
Boiling Point: 420 deg C
Freezing/Melting Point:96.7 deg C
Decomposition Temperature:420 deg C
Solubility: 60.4% (3 C)
Specific Gravity/Density: 1.948 @ 25°C
10. Stability and
Chemical Stability: Stable.
Conditions to Avoid: Dust generation, moisture.
Incompatibilities with Other Materials: None reported. .
Hazardous Decomposition Products: Oxides of sulfur.
Hazardous Polymerization: Has not been reported.
CAS# 10026-24-1: GG3200000
CAS# 10124-43-3: GG3100000
Oral, rat: LD50 = 582 mg/kg;
Oral, mouse: LD50 = 584 mg/kg;
Oral, rat: LD50 = 424 mg/kg;
Oral, rat: LD50 = 424 mg/kg;
- ACGIH: A3 - Confirmed animal carcinogen with unknown relevance to
humans (listed as 'Cobalt, inorganic compounds').
- California: carcinogen, initial date 6/2/00
- NTP: Not listed.
- IARC: Group 2B carcinogen
- ACGIH: Not listed.
- California: carcinogen, initial date 5/20/05
- NTP: Suspect carcinogen
- IARC: Group 2B carcinogen
Epidemiology: IARC Group 2B: Proven animal carcinogenic substance of
potential relevance to humans.IARC Group 2B: No data available on human
carcinogenicity, however sufficient evidence of carcinogenicity in animals.
Teratogenicity: No information found
Reproductive Effects: No information found
Mutagenicity: No information found
Neurotoxicity: No information found
Ecotoxicity: No data available. No information available.
Environmental: No information found.
Physical: No information found.
Other: No information available.
Chemical waste generators must determine whether a discarded
chemical is classified as a hazardous waste. US EPA guidelines for the
classification determination are listed in 40 CFR Parts 261.3. Additionally,
waste generators must consult state and local hazardous waste regulations to
ensure complete and accurate classification.
RCRA P-Series: None listed.
RCRA U-Series: None listed.
||Not regulated as a hazardous material
||No information available.
CAS# 10026-24-1 is not on the TSCA Inventory because it is a hydrate. It is
considered to be listed if the CAS number for the anhydrous form is on the
CAS# 10124-43-3 is listed on the TSCA inventory.
Health & Safety Reporting List
None of the chemicals are on the Health & Safety Reporting List.
Chemical Test Rules
None of the chemicals in this product are under a Chemical Test Rule.
None of the chemicals are listed under TSCA Section 12b.
TSCA Significant New Use Rule
None of the chemicals in this material have a SNUR under TSCA.
CERCLA Hazardous Substances and corresponding RQs
None of the chemicals in this material have an RQ.
SARA Section 302 Extremely Hazardous Substances
None of the chemicals in this product have a TPQ.
CAS # 10026-24-1: immediate, delayed.
This material contains Cobalt sulfate heptahydrate (listed as Cobalt,
inorganic compounds), 100%, (CAS# 10026-24-1) which is subject to the reporting
requirements of Section 313 of SARA Title III and 40 CFR Part 373.
Clean Air Act:
CAS# 10026-24-1 (listed as Cobalt compounds) is listed as a hazardous
air pollutant (HAP).
This material does not contain any Class 1 Ozone depletors.
This material does not contain any Class 2 Ozone depletors.
Clean Water Act:
None of the chemicals in this product are listed as Hazardous Substances
under the CWA.
None of the chemicals in this product are listed as Priority Pollutants
under the CWA.
None of the chemicals in this product are listed as Toxic Pollutants under
None of the chemicals in this product are considered highly hazardous by
CAS# 10026-24-1 can be found on the following state right to know lists:
New Jersey, (listed as Cobalt compounds), Pennsylvania, (listed as Cobalt
compounds), Minnesota, (listed as Cobalt, inorganic compounds).
CAS# 10124-43-3 is not present on state lists from CA, PA, MN, MA, FL, or
California Prop 65
The following statement(s) is(are) made in order to comply with the
California Safe Drinking Water Act:
WARNING: This product contains Cobalt sulfate heptahydrate, a chemical known to
the state of California to cause cancer. WARNING: This product contains Cobalt
sulfate anhydrous, a chemical known to the state of California to cause cancer.
California No Significant Risk Level: None of the chemicals in this product are
European Labeling in Accordance with EC Directives
R 22 Harmful if swallowed.
R 42/43 May cause sensitization by inhalation and skin contact.
R 49 May cause cancer by inhalation.
R 50/53 Very toxic to aquatic organisms, may cause long-term
adverse effects in the aquatic environment.
S 22 Do not breathe dust.
S 45 In case of accident or if you feel unwell, seek medical advice
immediately (show the label where possible).
S 53 Avoid exposure - obtain special instructions before use.
S 60 This material and its container must be disposed of as hazardou
S 61 Avoid release to the environment. Refer to special instructions
/safety data sheets.
WGK (Water Danger/Protection)
CAS# 10026-24-1: No information available.
CAS# 10124-43-3: 2
Canada - DSL/NDSL
CAS# 10124-43-3 is listed on Canada's DSL List.
Canada - WHMIS
This product has a WHMIS classification of D2B.
This product has been classified in accordance with the hazard criteria of the
Controlled Products Regulations and the MSDS contains all of the information
required by those regulations.
Canadian Ingredient Disclosure List
CAS# 10026-24-1 is not listed on the Canadian Ingredient Disclosure List.
CAS# 10124-43-3 is listed on the Canadian Ingredient Disclosure List.
16. Other Information
ANALYTYKA provides the information contained herein in good faith but makes
no representation as to its comprehensiveness or accuracy. This document is
intended only as a guide to the appropriate precautionary handling of the
material by a properly trained person using this product. Individuals
receiving the information must exercise their independent judgment in
determining its appropriateness for a particular purpose. ANALYTYKA MAKES NO
REPRESENTATIONS OR WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT
LIMITATION ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE WITH RESPECT TO THE INFORMATION SET FORTH HEREIN OR THE PRODUCT TO
WHICH THE INFORMATION REFERS. ACCORDINGLY, ANALYTYKA WILL NOT BE RESPONSIBLE FOR
DAMAGES RESULTING FROM USE OF OR RELIANCE UPON THIS INFORMATION.