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Position: SALES SPECIALIST
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Borax

Price: 0

Borax  
CAS No.: 1303-96-4
H.S No.: 28401900
Molecular formula: Na2B4O7
Molecular weight: 381.36 (International atomic weight in 1979)
Quality standard: national standard (GB537-1997) Subtitled for GB/537-84

Usage: borax is widely used in glass, fiberglass, frits, glazes and other industries.

Package: Net weight 25kgs, 50kgs per each plastic woven bag

Specification:

Item
Excellent grade Index

Disodium terabrate decahydrate (Na2B4O7.10H2O)
99.5%min

Carbonate(CO2)
0.1%max

Insoluble substance in water
0.04%max

Sulfate (SO4)
0.3%max

Chloride (Cl)
0.03%max

Fe content (Fe)
0.002%max


Specification:

Item
First grade Index

Disodium terabrate decahydrate (Na2B4O7.10H2O)
95%min

Carbonate (CO2)
0.2%max

Insoluble substance in water
0.04%max

Sulfate (SO4)
0.3%max

Chloride (Cl)
0.05%max

Fe content (Fe)
0.005%max


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