Ammonium pentaborate tetrahydrate

五硼酸铵四水合物

Also known as: Ammonium pentaborate, Ammonium pentaborate dihydrate, Borate(5-), bis[μ-oxotetraoxodiborato(4-)]-, ammonium tetrahydrogen, dihydrate, (T-4)-, AMMONIUM PENTABORATE EXTRA PURE

Ammonium pentaborate tetrahydrate (CAS 12229-12-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula B5H4NO15-------------- and a molecular weight of 312.08400 g/mol. It is also known as Ammonium pentaborate, Ammonium pentaborate dihydrate and Borate(5-), bis[μ-oxotetraoxodiborato(4-)]-, ammonium tetrahydrogen, dihydrate, (T-4)-. Key property: a density of 1.580. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12229-12-8
Jingsj CID
J-50006-1
Molecular Formula
B5H4NO15
Chinese Name
五硼酸铵四水合物
Molecular Weight
312.08400 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Density1.580

Frequently Asked Questions

What is the CAS number of Ammonium pentaborate tetrahydrate?

The CAS number of Ammonium pentaborate tetrahydrate is 12229-12-8.

What are the molecular formula and molecular weight of Ammonium pentaborate tetrahydrate?

Ammonium pentaborate tetrahydrate has molecular formula B5H4NO15-------------- and molecular weight 312.08400 g/mol.

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

Last updated:

How to cite: Jingsj. "Ammonium pentaborate tetrahydrate (CAS 12229-12-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50006-1 (accessed 2026-10-23).

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