Sodium chromate tetrahydrate

Also known as: Disodium chromate tetrahydrate, Chromic acid (H2CrO4), disodium salt, tetrahydrate, Sodium chromate (Na2CrO4) tetrahydrate, disodium dioxido(dioxo)chromium tetrahydrate

Sodium chromate tetrahydrate (CAS 10034-82-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula CrH8Na2O8 and a molecular weight of 234.03400 g/mol. Key properties include a melting point of 792ºC and a density of 2.73. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H312 — Harmful in contact with skin and H314 — Causes severe skin burns and eye damage. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.: 10034-82-9
Jingsj CID: J-1991948-3
Molecular Formula: CrH₈Na₂O₈
Molecular Weight: 234.03400 g/mol
Category: Inorganic Chemicals
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	792ºC
Density	2.73
Exact Mass	233.94200
PSA	117.18000

GHS Safety & Compliance

Corrosion / Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

H301 — Toxic if swallowed
H312 — Harmful in contact with skin
H314 — Causes severe skin burns and eye damage
H317 — May cause an allergic skin reaction
H330 — Fatal if inhaled
H334 — May cause allergy or asthma symptoms if inhaled
H340
H350 — May cause cancer
H372 — Causes damage to organs through prolonged exposure
H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of Sodium chromate tetrahydrate?

The CAS number of Sodium chromate tetrahydrate is 10034-82-9.

What are the molecular formula and molecular weight of Sodium chromate tetrahydrate?

Sodium chromate tetrahydrate has molecular formula CrH8Na2O8 and molecular weight 234.03400 g/mol.

Which suppliers offer Sodium chromate tetrahydrate?

1 supplier(s) listed; request a quote for pricing.

Is Sodium chromate tetrahydrate hazardous?

Sodium chromate tetrahydrate has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H312 — Harmful in contact with skin; H314 — Causes severe skin burns and eye damage.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Sodium chromate tetrahydrate (CAS 10034-82-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991948-3 (accessed 2026-11-09).

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