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7786-81-4

Name Nickel sulfate
CAS 7786-81-4
EINECS(EC#) 232-104-9
Molecular Formula NiO4S
MDL Number MFCD00011146
Molecular Weight 154.76
MOL File 7786-81-4.mol

Chemical Properties

Description
Nickel sulphate appears as blue to blue-green transparent crystals and is an odourless soluble nickel salt. Nickel sulphate is incompatible with strong acids. Nickel sulphate has extensive industrial applications in nickel patch testing, in nickel plating, as a raw material for the production of catalysts, in dyeing and printing fabrics as a mordant, and for blackening zinc and brass and in jewellery manufacture.
Appearance (1) Yellow-green crystals, (2) blue or emerald green crystals, (3) green crystals.All the sulfates are soluble in water; (2) and (3) are soluble in alcohol; (1) is insoluble in alcohol and ether.
Melting point  848°C
density  3.68
form  green-yellow orthorhombic crystals
color  green-yellow orthorhombic crystals, crystalline
Odor odorless
Water Solubility  27.3-27.7 g/100 mL at 20 ºC
Uses
Manufacture of nickel ammonium sulfate, nickel catalysts, nickel plating, mordant in dyeing and printing textiles, coatings, ceramics.
CAS DataBase Reference 7786-81-4(CAS DataBase Reference)
EPA Substance Registry System 7786-81-4(EPA Substance)

Safety Data

Hazard Codes  Xn,N
Risk Statements 
R22:Harmful if swallowed.
R40:Limited evidence of a carcinogenic effect.
R42/43:May cause sensitization by inhalation and skin contact .
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R43:May cause sensitization by skin contact.
Safety Statements 
S22:Do not breathe dust .
S36/37:Wear suitable protective clothing and gloves .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  QR9350000
HazardClass  9
PackingGroup  III
Safety Profile
Confirmed human carcinogen with experimental tumorigenic data. Poison by intravenous, intraperitoneal, and subcutaneous routes. Human mutation data reported. A human skin irritant. When heated to decomposition it emits very toxic fumes of SOx. See also NICKEL COMPOUNDS and SULFATES.
Hazardous Substances Data 7786-81-4(Hazardous Substances Data)

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