Customization: | Available |
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CAS No.: | 69-72-7 |
Formula: | C7h6o3 |
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Product Name
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Salicylic acid
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Synonyms
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O-Hydroxybenzoic acid, 2-Hydroxybenzoic acid
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CAS
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69-72-7
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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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Physical and Chemical Properties
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M.P.:159 ºC
B.P.:210 ºC F.P.:157 ºC Density:1.376 g/cm³ |
General Description
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White crystalline powder
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Usage
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Disinfectant preservative
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Packing
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1kg/Bag,25kg/Drum
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Storage condition
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Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down
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Specifications
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Appearance and smell
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White crystalline powder ,no smell
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Solubility
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It is freely soluble in ethanol(95)and in a-cetone,and slightly soluble in water
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Identification(1).Melting point of salicylic acid
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158 °C -161 °C
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Identification(2) Qualitative tests
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Positive reaction
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Chloride |
≤0.014%
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Sulfate |
≤0.019%
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Heavy metals
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≤20ppm
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Readily carbonizable substances
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Not deeper than control fluid C
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Loss on drying
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≤0.5%
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Residue on ignition
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≤0.1%
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(HPLC)
P-henol(HPLC) |
≤0.02%
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Assay
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≥99.5%
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In pharmaceutical:
Salicylic acid is a natural anti-inflammatory drugs. It is also used as pharmaceutical intermediates, for the preparation of aspirin, sodium salicylate, salicylamide, analgesic, etc. Salicylic acid can help curing chronic skin diseases such as acne and hemorrhoids.
In Industry:
In rubber industry, salicylic acid is used as scorch retarder and absorbent & foaming agent for ultraviolet ray; as preservative for epoxy resin, etc.
In cosmetics:
As preservatives for toilet water, prickly heat water, quinine water, etc
Salicylic acid is also widely used in food, fragrances, dyestuffs and agrochemicals.