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500 Kilogram |
Negotiable |
Acetylsalicylic acid o-acetoxybenzoic acid 50-78-2
We suppply Acetylsalicylic acid
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We supply Acetylsalicylic acid
1.In very competitive price
2.Quality guaranteed
3.Fast delivery
4.Financial credit support
Appearance White crystal powder Conforms
Assay(dried basis) 99.50%-100.50% 99.63%
Identification A violet-red color is produced Positive
Infrared absorption According with IR reference spectrum Conforms
Loss on drying 0.50% Max. 0.25%
Readily carbonizable substances No more color than M.F.Q Conforms
Residue on ignition 0.05% Max. 0.04%
Substances insoluble
in sodium carbonate The solution is clear Clear
Chloride 0.014% Max. 0.012%
Sulfate 0.04% Max 0.02%
Heavy metals 10.00ppm Max. 2.00ppm
Free salicylic acid 0.10% Max. 0.02%
Residual solvents LOD≤ 0.50% 0.08%
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