Melting point :55 °C(lit.)
Density :1.88
refractive index :1.52
storage temp. :Store at +5°C to +30°C.
solubility :2170g/l
form :Wet Crystalline Aggregates
Specific Gravity :1.87
color :Red to pinkish-brown
PH :4.0 (100g/l, H2O, 20℃)
Water Solubility :134 g/100 mL
Merck :14,2444
Exposure limits :ACGIH: TWA 0.02 mg/m3
Stability :Stable. Strong oxidizer - incompatible with reducing agents.
InChIKey :QGUAJWGNOXCYJF-UHFFFAOYSA-N
CAS DataBase Reference :10026-22-9(CAS DataBase Reference)
EPA Substance Registry System :Cobalt nitrate hexahydrate (10026-22-9)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H272 May intensify fire; oxidizer Oxidising liquids;Oxidising solids Category 2 Category 3 Danger Warning P210, P220, P221P280, P370+P378,P501 H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501 H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313 IF exposed or concerned: Get medical advice/attention.