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  • Salicylic Acid

Salicylic Acid

  • Salicylic Acid is white crystal or crystal powders,no chemical changes in the air.Atmospherically sublimation temperature is over 76℃.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.

Product Name: Salicylic Acid

Molecular Formula:C7H6O3

Molecular Weight:138.12

CAS No.:69-72-7

Classification: Medical Grade Salicylic Acid, Sublimed Grade Salicylic Acid, Technical Grade Salicylic Acid


Salicylic Acid is white crystal or crystal powders,no chemical changes in the air.Atmospherically sublimation temperature is over 76℃.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.



White crystal or crystalline powder



Initial melting point


Loss on drying 

0.50% max.

Heavy metals

20ppm max.   


0.014% max

Residue on ignition

0.05% max.

Related compound

0.20% max


0.02% max.    


1.Fluorescence indicator, complexing indicator.

2.Coordination indicator,Combined masking agent,Colorant and preservative for titanium, zirconium and tungsten plasma.

3.Used in the rubber industry as anticoke and uv absorber and foaming agent

4.As additive in some weak acid electrolyte,  As complexing agent for electroplating or Chemical plating

5.An important raw material in the pharmaceutical industry.

6.Used to prepare for aspirin, sodium salicylate, salicylamide, analgesic, phenyl salicylate, blood -67 and other drugs.Used for the preparation of mordant pure yellow, direct brown 3GN, acid chrome yellow, etc in dyestuff industry . Also used as rubber vulcanizing retardant and antiseptic.

7.Used to prepare for synthetic spices such as methyl salicylate and ethyl salicylate. Used to prepare for direct dyestuff and acid dyestuff in dyestuff industry.  Also be used as anticoke agent and disinfectant for rubber.

8.Used a small amount to prepare animal flavor and other daily flavor.Used a small amount in food as preservatives.

Package:25kgs in Kraft paper bag with  PE inner,or as the customers' requirements.

Storage: Keep in dry, cool place with bag well sealed.

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