Chemical and Physical Properties
Molecular weight: 272.15
Specific gravity: 1.58
Appearance: White crystalline granules
Solubility: About 10.9% by weight at room temperature
Stability: Ammonium pentaborate shows little tendency to cake except after prolonged storage or if it becomes severely wetted by rain or substantial water penetration. It is also capable of absorbing moisture if exposed to a humid environment.
Chemical Composition (Theoretical)
Boric Oxide, B2O3: 63.95%
Ammonium oxide, (NH4)2O: 9.57%
Water of crystallization, H2O: 26.48%
Containers: Products may be available in bulk, IBCs or small bags.