Borax Decahydrate Ammonium pentaborate is a product resulting from the controlled reaction of ammonia, water and boric acid. It is an alkaline salt and consists of white crystalline granules. Ammonium pentaborate is used where a readily soluble alkali borate is needed or where alkali metals cannot be used.

Borax Decahydrate (Technical Grade, Granular) (Na2B4O7.10H2O)

Chemical Specification

ComponentUnitContent
B2O3% 36.47 min.
Purity % 99.90 min.
Na2O % 16.24 min.
SO4 ppm 135 max.
Cl ppm 70 max.
Feppm 10 max.

Sieve Specification Dimension (mm)

SizeUnitContent
+1.180 %4.00 max
- 0.063 % 4.00 max. 

Borax Decahydrate (Technical Grade, Powder) (Na2B4O7.10H2O)

Chemical Specification

ComponentUnitContent
B2O3%36.47 min.
Purity%99.90 min.
Na2O% 16.24 min.
SO4 ppm135 max.
Clppm70 max.
Feppm15 max.

Sieve Specification Dimension (mm)

SizeUnitContent
+1.180 %0.00 max
- 0.063 % 30.00 min.