Cobalt sulfate heptahydrate CAS#10026-24-1

Boiling point 

735°C

bulk density

900kg/m3

density 

2.03 g/mL at 25 °C(lit.)

storage temp. 

Store at +5°C to +30°C.

solubility 

H2O: soluble

form 

Solid

color 

Red-brown

Specific Gravity

1.948

PH

4 (100g/l, H2O, 20℃)

Water Solubility 

362 g/L (20 ºC)

Merck 

14,2448

Exposure limits

ACGIH: TWA 0.02 mg/m3

Stability:

Stable. Non-flammable. Hygroscopic. Dehydrates at around 41 C and 71 C.

InChI

1S/Co.H2O4S.H2O/c;1-5(2,3)4;/h;(H2,1,2,3,4);1H2/q+2;;/p-2

InChIKey

MEYVLGVRTYSQHI-UHFFFAOYSA-L

SMILES

O.[Co++].[O-]S([O-])(=O)=O

LogP

-1.031 (est)

CAS DataBase Reference

10026-24-1(CAS DataBase Reference)

IARC

2B (Vol. 86) 2006

EPA Substance Registry System

Cobalt(2+) sulfate heptahydrate (10026-24-1)

Safety Information

Risk Statements 

49-42/43-51/53-50/53-22-68-60

Safety Statements 

53-23-36/37-45-61-60-22

RIDADR 

UN 3082 9/PG 3

WGK Germany 

2

RTECS 

GG3200000

TSCA 

Yes

HazardClass 

9

PackingGroup 

III

HS Code 

28332930

Storage Class

6.1D - Non-combustible acute toxic Cat.3
toxic hazardous materials or hazardous materials causing chronic effects

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

Toxicity

LD50 orally in Rabbit: 582 mg/kg