Melting point :1960 °C
Density :6.67 g/mL at 25 °C(lit.)
solubility :insoluble in H2O; soluble in acid solutions
form :Powder/Solid
Specific Gravity :6.67
color :green
Water Solubility :insoluble
Crystal Structure :NaCl type
crystal system :Cube
Merck :14,6512
Space group :Fm3m
Lattice constant :

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
0.418	0.418	0.418	90	90	90	0.073

Exposure limits :ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 10 mg/m3; TWA 0.015 mg/m3 Stability :Stable. Incompatible with strong acids.
InChI :InChI=1S/Ni.O
InChIKey :GNRSAWUEBMWBQH-UHFFFAOYSA-N
SMILES :O=[Ni]
CAS DataBase Reference :1313-99-1(CAS DataBase Reference)
EPA Substance Registry System :Nickel(II) oxide (1313-99-1)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501 H413 May cause long lasting harmful effects to aquatic life Hazardous to the aquatic environment, long-term hazard Category 4
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P308+P313 IF exposed or concerned: Get medical advice/attention.