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Nickel sulfate heptahydrate

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Nickel sulfate heptahydrate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Nickel sulfate heptahydrate (CAS 10101-98-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS10101-98-1
Molecular formulaH14NiO11S
Molecular weight280.85 g/mol
IUPAC namenickel(2+);sulfate;heptahydrate
SynonymsNickel(II) sulfate heptahydrate · Nickelous sulfate heptahydrate · Nickel(2+) sulfate heptahydrate · Sulfuric acid, nickel(2+) salt (1:1), heptahydrate · 596IDD57NR · nickel(II) sulphate heptahydrate
Safety & Hazards (GHS) Danger
Irritant Irritant Health hazard Health hazard Environmental hazard Environmental hazard
  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H317 May cause an allergic skin reaction
  • H332 Harmful if inhaled
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H341 Suspected of causing genetic defects
  • H350 May cause cancer
  • H360 May damage fertility or the unborn child
  • H372 Causes damage to organs through prolonged or repeated exposure
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma NICKEL(II) SULFATE HEPTAHYDRATE, 99.999 203890-10G
203890-50G		 Request Quote
Sigma NICKEL(II) SULFATE HEPTAHYDRATE, CRYST. 72285-250G Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.