CAS No.: | 1330-43-4 |
---|---|
Formula: | Na2b4o7 |
EINECS: | 215-540-4 |
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Borax, also known as crude borax, is both soft and light colorless crystalline material. Borax has many uses, such aswe are familiar with disinfectant, preservative preservatives, water softener, wash water, soap additives, ceramic glaze and glass raw materials in industrial production also has an important role in borax.
ITEM | Decahydrate | Pentahydrate | Anhydrous |
Appearance | White Powder | ||
Sodium Borate Assay, %≥ |
99.5 | 99.5 | 99.5 |
(Na2B4O7.10H2O) | (Na2B4O7.5H2O) | (Na2B4O7.H2O) | |
B2O3, %≥ | 37-38 | 48.5 | 68 |
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 |