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Diammonium molybdate tetrahydrate

Also known as: Ammonium molybdate tetrahydrate, Ammonium molybdenum oxide tetrahydrate, (NH4)2MoO4·4H2O

Diammonium molybdate tetrahydrate (CAS 33972-39-3) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula (NH4)2.Mo2O7.4(H2O) and a molecular weight of 412.05 g/mol. Key property: a melting point of 190 °C. It is listed by 1 supplier, from 24.00 to 32.00 CNY. Record last updated Aug 21, 2026.

CAS No.
33972-39-3
Jingsj CID
J-1192047-4
Molecular Formula
(NH4)2Mo2O74(H2O)
Molecular Weight
412.05 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
Made to Order

Supplier Offers

1Request a quote
Filter:
SupplierPurity / PackBase PriceUnit PriceOrigin
Made to OrderPlatform-operated
99%
500g
¥12,000.00
$3.59 /gBest
¥24.00/g CNY
CN China
MOQ 5g
Made to OrderPlatform-operated
99%
100g
¥2,854.00
$4.27 /g
¥28.54/g CNY
CN China
MOQ 100g
Made to OrderPlatform-operated
99%
25g
¥800.00
$4.79 /g
¥32.00/g CNY
CN China
MOQ 25g

Physicochemical Properties

Melting Point190 °C

Frequently Asked Questions

What is the CAS number of Diammonium molybdate tetrahydrate?

The CAS number of Diammonium molybdate tetrahydrate is 33972-39-3.

What are the molecular formula and molecular weight of Diammonium molybdate tetrahydrate?

Diammonium molybdate tetrahydrate has molecular formula (NH4)2.Mo2O7.4(H2O) and molecular weight 412.05 g/mol.

Which suppliers offer Diammonium molybdate tetrahydrate?

1 supplier(s) listed; reference unit price ¥24.00–32.00 /g.

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

Last updated:

How to cite: Jingsj. "Diammonium molybdate tetrahydrate (CAS 33972-39-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1192047-4 (accessed 2026-11-06).

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