Nickel(II) sulfate heptahydrate

Synonyms

Nickel sulfate heptahydrate; Nickel(2+) sulfate heptahydrate; Nickelous sulfate heptahydrate; Sulfuric acid, nickel(2+) salt (1:1), heptahydrate; [ChemIDplus]

Category

Nickel Compounds, Inorganic

Description

Green solid, soluble in water; [Merck Index]

Sources/Uses

Used in nickel-plating, dyeing (mordant), diagnosing (contact allergen), and manufacturing (catalysts and other nickel compounds); [Merck Index] Most nickel sulfate is a byproduct of copper refining (electrolytic); [Ullmann]

Comments

Toxic material; [Hawley] See "Nickel" and linked occupational diseases.

Biomedical References

0.1 mg/m3, inhalable fraction, as Ni

1 mg/m3, as Ni

10 mg/m3, as Ni

Yes

Yes

Diseases

Occupational diseases associated with exposure to this agent:

• Asthma, occupational
• Contact dermatitis, allergic

Processes

Industrial Processes with risk of exposure:

• Electroplating
• Textiles (Printing, Dyeing, or Finishing)