Salicylic Acid
CAS No.: 69-72-7
Product Name: Salicylic Acid
CAS#69-72-7
Spec: BP2022
Package: 25kg/bag
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#69-72-7
Spec: BP2022
Package: 25kg/bag
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of Salicylic Acid :
| Items | Specification | Results |
| Appearance | A White or almost white crystalline powder or white or colourless ,acicular crystals ,slight soluble in water, freely soluble in ethanol (96 per cent), sparingly soluble in methylene chloride | Complies |
| Identification | A melting point : 158-161 ℃ B: the IR spectrum of sample complies with Salicylic acid C: positive |
158.8-160.2 ℃ Complies Complies |
| Appearance of solution | Solution is clear and colourless | Clear |
| Chlorides | ≤100 ppm | ＜100 ppm |
| Sulfates | ≤200 ppm | ＜200 ppm |
| Heavy metals | ≤20 ppm | ＜20ppm |
| Loss on drying | ≤0.5% | 0.02% |
| Sulfated ash | ≤0.05% | 0.03% |
| Melting point | 158-161℃ | 159-160℃ |
| Related substances | 4-hydroxybenzoic acid ≤0.1% 4-hydroxyisophthalic acid ≤0.05% Phenol ≤0.02% Other impurities ≤0.05% Total impurities ≤0.2% |
0.002% 0.002% ND ND 0.03% |
| Assay | 99.0%-100.5% | 99.60% |
