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Sodium borate white powder
Sodium borate basic information:
CAS: 1303-96-4
MF: Na2B4O7
Appearance: White powder
Sodium borate index:
GR Specification
|
Purity,% |
99.5 |
|
Phosphate (PO4),% |
≤0.001 |
|
Clarify test |
≤0.005 |
|
Sulfate(SO4),% |
≤No.2 |
|
Iron(Fe),% |
≤0.005 |
|
Package |
≤0.0001 |
|
Pb ,%,≤ |
500g |
AR Specification
|
Purity,% |
99.5 |
|
Phosphate (PO4),% |
≤0.002 |
|
Calcium (Ca),% |
≤0.005 |
|
Clarify test |
≤No.4 |
|
Sulfate(SO4),% |
≤0.002 |
|
Iron(Fe),% |
≤0.0003 |
|
Package |
25kg,500g |
Sodium borate usage:
Sodium Borate is mainly used in the manufacturing high quality glass, optical glass, glaze of pottery and porcelain, glaze of enamel, detergent, bleaching agent, cleaning agents, flame retardant, rust inhibitor and caking agent.It could be also used as the supporter of the lubricant used in metal wiredrawing, the stabilizer and skeleton former in refractory material, the wraping flux in metallurgy, the set retarder of cement and concrete, the buffer of PH value in water system and emulsifier of paraffin.