Diphosphoric acid, sodium salt

焦磷酸钠

Also known as: Diphosphoric acid/sodium,(1:x) salt, Einecs 233-134-5, Pyrophosphoric acid, sodium salt, SODIUMPYROPHOSPHATE,MONBASIC

Diphosphoric acid, sodium salt (CAS 10042-91-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H3NaO7P2 and a molecular weight of 199.96 g/mol. It is also known as Diphosphoric acid/sodium,(1:x) salt, Einecs 233-134-5 and Pyrophosphoric acid, sodium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10042-91-8
Jingsj CID
J-537842-9
Molecular Formula
H3NaO7P2
Chinese Name
焦磷酸钠
Molecular Weight
199.96 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Diphosphoric acid, sodium salt?

The CAS number of Diphosphoric acid, sodium salt is 10042-91-8.

What are the molecular formula and molecular weight of Diphosphoric acid, sodium salt?

Diphosphoric acid, sodium salt has molecular formula H3NaO7P2 and molecular weight 199.96 g/mol.

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

Last updated:

How to cite: Jingsj. "Diphosphoric acid, sodium salt (CAS 10042-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-537842-9 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.