Ammonium pentaborate octahydrate

Ammonium boron oxide octahydrate
Linear Formula:
(NH4)B5O8 · 8H2O
CAS Number:


≥99.0% (with H2SO4, titration)



Related Categories


Ammonium pentaborate is an alkaline salt utilized in the creation of thin films by developing an oxide film which can inhibit corrosion of metals. It finds applications in the preparation of electrolytic capacitors, as a solvent for metallic oxides, as a flame retardant additive, in synthesis of nitrogen-doped ZnO particles, and in treatment of carbon nanotmaterials.


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Hazard Statements

Precautionary Statements

Target Organs

Respiratory system

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Impedance and Corrosion Resistance Characteristics of Reanodized Anodic Alumina Film on AA 5052
N. Verma, et al.
Der Pharma Chemica, 10, 4-4 (2018)
Polyamide 66/Nanoclay Composites: Synthesis, Thermal And Flammability Properties
S. Rathi, J.B. Dahiya
Advanced Materials Letters, 3, 5-5 (2012)
Fabrication of precision integrated capacitors
J. Jiang, P. Kohl
Thin Solid Films, 634-634 (2017)
Improving the thermal stability of carbon nanotubes and their field emission characteristics by adding boron and phosphorus compounds
O. Floweri, et al.
Carbon, 139-139 (2018)
Hongqi Sun et al.
Chemical communications (Cambridge, England), 49(85), 9914-9916 (2013-08-16)
Nitrogen (5.61 at%) doped reduced graphene oxide synthesized via a facile method was demonstrated as a superior metal-free catalyst for activation of peroxymonosulfate. Codoping with boron would further enhance the catalytic activity and the stability, providing a promising green material...

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