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Nickel sulfate

Also known as: Nickel(II) sulfate, Nickelous sulfate, Nickel(2+) sulfate, Sulfuric acid, nickel(2+) salt (1:1), Nickel sulfate anhydrous

Nickel sulfate (CAS 7786-81-4) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula NiSO4 and a molecular weight of 154.75 g/mol. Key properties include a melting point of 848ºC, a boiling point of 330ºC at 760 mmHg and a density of 3.68. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H334 — May cause allergy or asthma symptoms if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7786-81-4
Jingsj CID
J-1313347-2
Molecular Formula
NiSO4
Molecular Weight
154.75 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point848ºC
Boiling Point330ºC at 760 mmHg
Density3.68
PSA82.98000
LogP0.42800
Additional Property27.3-27.7 g/100 mL at 20 ºC

GHS Safety & Compliance

Irritant / Health Hazard / Environmental HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H341 — Suspected of causing genetic defects
  • H372 — Causes damage to organs through prolonged exposure
  • H411 — Toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2833240000

Frequently Asked Questions

What is the CAS number of Nickel sulfate?

The CAS number of Nickel sulfate is 7786-81-4.

What are the molecular formula and molecular weight of Nickel sulfate?

Nickel sulfate has molecular formula NiSO4 and molecular weight 154.75 g/mol.

Is Nickel sulfate hazardous?

Nickel sulfate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H334 — May cause allergy or asthma symptoms if inhaled.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Nickel sulfate (CAS 7786-81-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1313347-2 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.