Buy Borax - Sodium borate Factory Price

ITEM

Specification

Decahydrate

Pentahydrate

Anhydrous

Appearance

White Powder

Molecular Weight

381.37

291.29

201.22

Sodium Borate Assay, %≥

95; 99.5

(Na2B4O7.10H2O)

99.5

(Na2B4O7.5H2O)

95; 99.5

(Na2B4O7)

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