High purity Salicylic acid powder CAS 69-72-7
high purity Salicylic acid powder with good price CAS 69-72-7
Product Name: Salicylic acid CAS No.: 69-72-7
Molecular Formula: C7H6O3
Molecular Weight: 138.12
What is Salicylic acid ?
Salicylic acid is a plant willow bark extract, and also a natural anti-inflammatory .
Salicylic acid commonly used in the treatment of various chronic skin diseases in dermatology,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%.
Function of Salicylic acid
Salicylic acid can be usd as pharmaceutical raw materials. For the preparation of aspirin,sodium salicylate, salicylamide, analgesic, phenyl salicylate, and other . 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
Salicylic acid can be usd as pharmaceutical raw materials. For the preparation of aspirin,sodium salicylate, salicylamide, analgesic, phenyl salicylate, and other . 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
Applications of Salicylic acid
1. Salicylic acid namely ortho hydroxy benzoic acid (o-hydroxybenzoic acid) is a kind of important organic synthetic raw material.In pesticide production, it is used for synthetic organic phosphorus pesticide Isocarbophos,isofenphos methyl intermediate isopropyl salicylate and Rodenticide warfarin, kill rats ether intermediate 4-hydroxy coumarin; in the pharmaceutical industry, salicylic acid was used as antiseptics, also as intermediates of acetylsalicylic acid (aspirin) and other drugs; it is also an important raw material of dye, spices, such as rubber industry .
2. It is mainly used as raw materials of aspirin feedstock and pesticide aqueous amine and phosphorus products, can also be used in dye industry, refining and chemical reagent, etc.
3. Used in the pharmaceutical industry for the antipyretic, analgesic, anti-inflammatory,diuretic drugs, industrial dye used for direct of azo dyes and acid mordant dyes, but also for spices, etc.
4. Used as complexing indicator and preservative.
5. Verification for aluminum, boron, cerium, copper, iron, lead, manganese, mercury, nickel, silver,
titanium, tungsten, vanadium, sulfite, nitrate and nitrite. Determination of aluminum, copper, iron,thorium, titanium and uranium. Alkali method and iodometry titration standard. The fluorescent indicator. Complexometric indicator.|
Item
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Index
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Appearance
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White crystalline powder
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Loss on drying
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≤0.5%
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Residue on ignition
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≤0.05%
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Chloride
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≤0.014%
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Sulfate
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≤0.02%
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Heavy metals
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≤20 ug/g
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Related substances 4-hydroxybenzoic acid
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≤0.1%
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4-hydroxybenzoic acid
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≤0.05%
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Phenol
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≤0.02%
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Other impurities
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≤0.05%
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Total impurities
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≤0.2%
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Assay
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98.0-102.0%
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