1.02556
Cobalt(II) sulfate heptahydrate
for analysis EMSURE®
Synonym(s):
Cobalt(II) sulfate heptahydrate
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About This Item
Quality Segment
product line
EMSURE®
assay
≥99% (CoSO4.7H2O basis, complexometric)
form
solid
potency
582 mg/kg LD50, oral (Rat)
pH
4 (20 °C, 100 g/L in H2O)
mp
98 °C
solubility
362 g/L
density
1.95 g/cm3 at 20 °C
bulk density
900 kg/m3
anion traces
chloride (Cl-): ≤0.001%
cation traces
Ca: ≤0.005%, Cu: ≤0.001%, Fe: ≤0.0005%, N: ≤0.002%, Na: ≤0.01%, Ni: ≤0.005%, Pb: ≤0.001%, Zn: ≤0.005%
storage temp.
2-30°C
SMILES string
[Co+2].[S](=O)(=O)([O-])[O-].O.O.O.O.O.O.O
InChI
1S/Co.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2
InChI key
MEYVLGVRTYSQHI-UHFFFAOYSA-L
Analysis Note
Chloride (Cl): ≤ 0.001 %
Total nitrogen (N): ≤ 0.002 %
Ca (Calcium): ≤ 0.005 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Na (Sodium): ≤ 0.01 %
Ni (Nickel): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.005 %
Other Notes
Legal Information
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Danger
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1
Storage Class
6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Listings
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Substances Subject to be Indicated Names
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Substances Subject to be Notified Names
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Certificates of Analysis (COA)
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