Manufacturer supply industrial/agriculture grade sodium borate borax powder

ITEM

Specification

Decahydrate

Pentahydrate

Anhydrous

Appearance

White Powder

Sodium Borate Assay, %≥

99.5

(Na2B4O7.10H2O)

99.5

(Na2B4O7.5H2O)

99.5

(Na2B4O7.H2O)

B2O3, %≥

37-38

48.5

68.0

NaO2, %≥

16-17

21.5

30

Sodium carponate (Na2CO3) % ≤

0.1

0.1

0.1

Insoluble matter in water % ≤

0.04

0.04

0.04

Sodium Suitate (Na2SO4) % ≤

0.2

0.2

0.2

Sodium Chloride (NaCl) % ≤

0.03

0.03

0.03

Iron (Fe) % ≤

0.002

0.002

0.002