| ≥1 piece |
Factory supply quality assured salicylic acid on sale
Salicylic acid is a plant willow bark extract, and also a natural anti-inflammatory drugs. Commonly used aspartic acid aspirin is the salicylic acid derivatives of acetyl salicylate, and sodium aminosalicylate (PAS) is a commonly used anti-TB drugs. Salicylic acid in dermatology commonly used in the treatment of various chronic skin diseases such as acne (acne), ringworm and so on. Salicylic acid can remove the horny, sterilization, anti-inflammatory, which is very suitable for the treatment of acne caused by clogs, the international mainstream acne products are salicylic acid, the concentration is usually 0.5 to 2%. Yimei Lai, Mary Kay's acne control conditioning liquid are salicylic acid acne products.
Application
1.It is a natural anti-inflammatory drugs.
2 It can help curing chronic skin diseases such as acne and hemorrhoids.
3.It can be usd as pharmaceutical raw materials. For the preparation of aspirin, sodium salicylate, salicylamide, analgesic, phenyl salicylate, Xue Fang -67 and other drugs. Dye industry for the preparation of moxibustion pure yellow, direct brown 3GN, acid chrome yellow and so on. Also used as a rubber vulcanization retarder and disinfectant preservatives
4.Cosmetics preservatives. Mainly used for toilet water, prickly heat water, quinine water and other water cosmetics.
Specification
| Item | Standard |
| Appearance | white or colorless crystalline powder |
| Appearance of solution | clear and colorless |
| 4-hydroxybenzoic acid | ≤0.1% |
| 4-hydroxyisophthalic acid | ≤0.05% |
| Phenol | ≤0.02% |
| Other impurities | ≤0.03% |
| Chloride | ≤100ppm |
| Sulfate | ≤200ppm |
| Heavy metals | ≤20ppm |
| Loss on drying | ≤0.5% |
| Sulphated ash | ≤0.1% |
| Assay to dried substance | C7H6O3 99.0%-100.5% |
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