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Sodium iodide

Also known as: Anayodin, EINECS 231-679-3, Hydriodic acid sodium salt, Ioduril, Jodid sodny, MFCD00003532, Natriumjodid, SODIUM IODIDE, SODIUM MONOIODIDE, Sodium iodine, Soiodin, ioduredesodium, natriiiodidum, potassium iodide, sodium iodide

Sodium iodide (CAS 7681-82-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula INa and a molecular weight of 149.894 g/mol. Key properties include a melting point of 661 °C(lit.), a boiling point of 1300 °C, a density of 3.66 and a flash point of 1300-1304°C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H400 — Very toxic to aquatic life. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
7681-82-5
Jingsj CID
J-16186-2
Molecular Formula
INa
Molecular Weight
149.894 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
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Physicochemical Properties

Melting Point661 °C(lit.)
Boiling Point1300 °C
Density3.66
Flash Point1300-1304°C
Exact Mass149.894226
Additional Property>1 (vs air)
Refractive Index1.7745
Additional Property184 g/100 mL (25 ºC)

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code2827600000

Frequently Asked Questions

What is the CAS number of Sodium iodide?

The CAS number of Sodium iodide is 7681-82-5.

What are the molecular formula and molecular weight of Sodium iodide?

Sodium iodide has molecular formula INa and molecular weight 149.894 g/mol.

Which suppliers offer Sodium iodide?

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

Is Sodium iodide hazardous?

Sodium iodide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H400 — Very toxic to aquatic life.

What are the upstream and downstream products of Sodium iodide?

For Sodium iodide, Upstream Products: molecular iodine, Sodium nitrite, sodium carbonate; Downstream Products: Sodium methyl sulfate, iodomethane, (Iodomethyl)trimethylsilane.

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

Last updated:

How to cite: Jingsj. "Sodium iodide (CAS 7681-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16186-2 (accessed 2026-11-06).

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