Pharmaceutical Grade & Sublimation Grade Salicylic Acid CAS No. 69-72-7
1. details
Salicylic acid (Medical)
CAS No.: 69-72-7
Formula: C7H6O3
MW: 137.14
Melting point: 140-144 °C
Product Usage: Medicine of disinfection and antiseptic for dissolving skin cutin hyperplasia and skin mould infection.
Chemical properties: White crystal or crystal powders,and sweets first and then hot,no chemical changes in the air.Atmospherically sublimation temperature over 76oC.Easily to decarboxylate and change into phenol and dioxide when heated atmospherically,and its aqueous solution appears acid reaction,becomes purple with FeCL3.Slightly dissolves in water but dissolves in boiling water easily.Dissolves in the ethanol or ether and slightly soluble in chloroform.
Specification:
Appearance | White crystal or crystal powders |
Content | 99.0-100.5% |
Color and clarity of solution | Meet the requirement. |
Melting point | ≥158ºC |
Sulphuric acid | ≤200PPm |
Chloride | ≤140PPm |
Ignition residue | ≤0.1V |
[Function]
1.Salicylic acid is a natural anti-inflammatory drugs.
2.Salicylic acid can help curing chronic skin diseases such as acne and hemorrhoids.
3.Salicylic acid 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.Salicylic acid mainly used for toilet water, prickly heat water, quinine water and other water cosmetics.
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