Uses: it is mainly used as material of Aspirin and isocarbophos, also as reagent of dyes and refining chemical industry.
Specifications: (HG2-303-80)
Items |
Index |
| Appearance (crushed sample) |
white block or powder, or with pale yellow or pale pink |
| Salicylic acid % |
≥ 99.0 |
| Initial melting point ºC |
≥ 158 |
| Moisture |
≤ 0.40 |
| Free phenol % |
≤ 0.20 |
| Matter easy to be carbonized |
≤ 6# |
| Number of black spot |
≤ 12 |
| No. of foreign matter |
≤ 0.5 |
Medicinal Sacicylic Acid
Uses: it is mainly used in medicines to control fungus and to dissolve cutin of skin, such as beriberi water, beriberi powder, etc, also used as antiseptic of food.
Specifications:
Items |
Index |
| Appearance |
white slight needle crystal, or white crystalline powder. Odorless or almost odorless, slightly sweet. Its water solution reacts acid. |
| Content % |
≥ 99.5 |
| Melting point ºC |
158-161 |
| Phenol % |
≤ 0.10 |
| Ignition residue% |
≤ 0.10 |
| Heavy metal |
≤ 10ppm |
|
