FormulaK2B4 O 7.H2O
AppearanceClean uniform white powder / granular free of foreign matter
Molecular weight305. 30
Solubility17.8% BY WT. @ 25°C

Silver brazing flux, to increase Boron content in soil

Assay99.50%
B2O345.10% min
K2 O30.30% min
Insoluble matter0.01% max
Chloride Cl0.005% max
Sulphate SO40.02% max
Heavy Metals as Pb0.005% max
Iron Fe0.001% max

25kg HDPE bag with inner liners

Not flammable, combustible, or explosive and has low acute oral and dermal toxicity.

Chennai Port, India

Bitnami