Specification :

Main products
Sublimation salicylic acid
Purpose: It is mainly used for aspirin raw materials, materials for pesticide of Isocarbophos,
also can be used in dye industry and refined chemical reagents.
Quality standard:
Appearance (observe from crushed samples) white block and powder; allows micro-yellow and
light pink
Salicylic acid content% e99.0
Initial. M.P. e158.0
Moisture content% d0.40
Free benzoic acid content % d0.20
Readily carbonizable substances may not
be higher than size six
Number of black spots d15
Number of foreign body d5
Packaging: polyethylene plastic film and woven bag 40KG / bag or 25KG / bag.

Medicinal salicylic acid
Purpose: It is mainly used to restrain the inhibition of fungal growth of skin keratinocytes and dissolve foreign agents, such as beriberi water, athlete's foot powder, foot powder-ray, also it
can be used as food preservatives and so on.
Quality Standard: "The Chinese Pharmacopoeia 2005 Second Edition"
Traits (solid-like) Fine white needle crystal or white crystalline
powder odorless or almost odorless, taste slightly
sweet, later turns to be disscomfort, significantly
acidic reaction in aqueous solution
Content% e99.5
Melting point  158-161
Phenol% d0.10
Residue on ignition% d0.10
Heavy metal PPM d10
Packaging: polyvinyl plastic film and woven bag 50KG / bag or 25KG / bag, 500KG / package.

Industrial salicylic acid
Purpose: it is mainly used in pesticides, dyes, rubber industry; also it can be used in methyl salicylate and other medical products
Quality Standards: no answer yet
Appearance light pink to brown crystalline powder
Salicylic acid content% e99.0
Dried early melting point  e156.0
Phenol content% d0.20
Ash% d0.30
Packaging: polyvinyl plastic film and woven bag 25KG / bag.

2005 version of salicylic acid
Index name index
Salicylic acid content% 99.00-100.5
Trait the product is white or colorless needle-like crystalline powder
Melting point  158-161
Liquid transparency and color transparency, colorless
Heavy metal d 20PPM
Chloride d 10PPM
Loss on drying% d 0.5
Sulfated Ash% d 0.1
Sulfate 200PPM
Packaging: polyvinyl plastic film and woven bag 50KG / barrel or 25KG / bag, 500KG / package.

USP29
Index name index
Salicylic acid content% 99.00-100.5
Trait the product is white or colorless needle-like crystalline powder
Melting point  158-161
Liquid transparency and color transparency, colorless
Heavy metal d 20PPM
Chloride d 10PPM
Loss on drying% d 0.5
Sulfated Ash% d 0.1
Sulfate 200PPM
Packaging: polyvinyl plastic film and woven bag 50KG / barrel or 25KG / bag, 500KG / package.