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Ferrous sulfate hydrate

Also known as: Ferrous sulfate monohydrate, Iron(II) sulfate hydrate, Sulfuric acid, iron(II) salt (1:1), hydrate, Ferrous sulphate hydrate, Iron(2+) sulfate hydrate (1:1:1), MFCD00149722, EINECS 231-753-5

Ferrous sulfate hydrate (CAS 13463-43-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H2FeO5S and a molecular weight of 169.923 g/mol. Key properties include a melting point of 64ºC, a boiling point of 330ºC at 760 mmHg and a density of 1.9 g/mL at 25 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13463-43-9
Jingsj CID
J-17495-6
Molecular Formula
H2FeO5S
Molecular Weight
169.923 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point64ºC
Boiling Point330ºC at 760 mmHg
Density1.9 g/mL at 25 °C(lit.)
Exact Mass169.897232
PSA88.64000
Vapor Pressure14.6 mm Hg ( 25 °C)
Storage Conditions2-8°C

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2833291000

Frequently Asked Questions

What is the CAS number of Ferrous sulfate hydrate?

The CAS number of Ferrous sulfate hydrate is 13463-43-9.

What are the molecular formula and molecular weight of Ferrous sulfate hydrate?

Ferrous sulfate hydrate has molecular formula H2FeO5S and molecular weight 169.923 g/mol.

Is Ferrous sulfate hydrate hazardous?

Ferrous sulfate hydrate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

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

Last updated:

How to cite: Jingsj. "Ferrous sulfate hydrate (CAS 13463-43-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17495-6 (accessed 2026-11-06).

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