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Description
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Molecular Formula: Na2B4O7·10H2O
Molecular weight: 381.36
Quality Standards:
|
ITEM |
Specification |
|
|
Premium grade |
First grade |
|
|
Sodium Borate 10 Hydrous (Na2B4O7·10H2O)%≥ |
99.5% |
95.0% |
|
Sodium carponate (Na2CO3) % ≤ |
0.1% |
0.2% |
|
Insoluble matter in water % ≤ |
0.04% |
0.04% |
|
Sodium Suitate (Na2SO4) % ≤ |
0.1% |
0.2% |
|
Sodium Chloride (NaCl) % ≤ |
0.03% |
0.05% |
|
Iron (Fe) % ≤ |
0.002% |
0.005% |
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