Salicylic Acid
Basic Information
Product Name
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Salicylic Acid
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CAS Registry No.:
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69-72-7
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EINECS No.:
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200-712-3
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Molecular Formula:
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C7H6O3
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Molecular Weight:
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138.12
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Structural Formula:
|
|
Specification
TEST
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SPECIFICATION
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Appearance
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White or almost white, crystalline powder or colorless crystals
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Identification A, IR-Spectrum
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Should be complied with Reference Spectrum
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Identification B, Liquid chromatography
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The retention time of the major peak of the Sample solution corresponds to that of the Standard solution
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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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≤20ug/g
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4-hydroxybenzoic acid
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≤0.1%
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4-hydroxyisophthalic acid
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≤ 0.05%
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Phenole
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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(HPLC) Preservative
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98.0%-102.0%
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Application
1) Preservative Salicylic acid can be used as a fluorescent indicator
2) Preservative Salicylic acid is widely used in the rubber industry and can be used as an ultraviolet absorber and foaming agent
3) Preservative Salicylic acid is also widely used in tungsten ion preservatives
4) Preservative Salicylic acid can be used as an additive in the electrolyte
Application of Preservative salicylic acid in cosmetics: Since salicylic acid has a certain irritant, it can be used as an additive in toilet water prickly heat powder in the cosmetics industry. In addition, salicylic acid also has a sterilizing and disinfecting effect, which can be used to reduce swelling and itching.
Use of Preservative salicylic acid in medicine: sodium salicylate, aspirin, analgesic granules, etc.
The use of Preservative salicylic acid in industry: disinfectants and preservatives, rubber retarders
Packing
Standard packaging includes the following:
25kg per bag, Other package sizes are available upon request.
Storage
Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
Period of Validity
36 months