addiChem™ – APB

Trade Name

addiChem™ – APB

Chemical Name

Ammonium Pentaborate

CAS Registry No.

12046-04-7

Description

White crystalline, granular product

Applications/Markets

Corrosion inhibitor
Electrolytic capacitors
Fluxes for welding, brazing, soldering
Flame retardant

Theoretical Composition

Boric Oxide, B2O3 63.95%
Ammonium Oxide, (NH4)2O 9.57%
Crystallization Water, H2O 26.48%

Other Typical Properties

Sp. Gr. 1.58 ± 0.1
Retained on 70 Mesh <10%
pH of 1% wt aqueous sol. 8.35
Solubility in water, % by wt.
@ 20° C 9.6
@ 50° C 19.6
@ 90° C 41.2

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