Borax
Molecular formula: Na2B4O7.10H2O
CAS No.: 1303-96-4

Specification: Items
Guaranteed Patameters

Purity
95% min

Water Insolunle Matter
0.04% max

Carbonate
0.2% max

Sulphate
0.2% max

Chloride
0.05% max

Fe
0.005% max



Packing:25kg woven bag with PE liner or 1000kg big bag

Application: Mainly used in biochemical and chemical laboratories to make buffers.A mixture of borax and ammonium chloride is used as a flux when welding iron and steel .It is also uesd as food additive and in manufacture of putty, glass, pottery, enamel glazes and so on.