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Boric Acid
1) Products application
a) Glass industry
b) Manufacture the parent material of boride
c) Medication, wood preservation
d) Ceramic industry
2) Product features
a) High rate of purity
b) High performance of antisepsis
3) Technical index
Abide by the standard of GB/T538-2006, as follows:
Mass fraction %
| Item | Index | ||
| Grade premium | Grade A | Acceptable part | |
| H3BO3 | 99.6-100.8 | 99.4-100.8 | ≥99.0 |
| water insoluble matter ≤ | 0.01 | 0.04 | 0.06 |
| SO4 ≤ | 0.1 | 0.2 | 0.3 |
| Cl ≤ | 0.01 | 0.05 | 0.1 |
| Fe ≤ | 0.001 | 0.0015 | 0.002 |
| (NH3)a ≤ | 0.3 | 0.5 | 0.7 |
| Pb ≤ | 0.001 | - | - |
| Note: a is the control standard of the product manufactured by the method of carbon and ammonia | |||
boric acid