USD $100.00-150.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $6.00-9.00 / Gram
USD $6.00-9.00 / Gram
USD $10.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $6.00-9.00 / Gram
USD $3.00-10.00 / Kilogram
1.product description
product name: anthralin
cas: 1143-38-0
mf: c14h10o3
mw: 226.23
einecs: 214-538-0
2.physical properties
yellow or yellowish brown crystal or powder, odorless. dissolved in chloroform, slightly soluble in glacial acetic acid, very slightly soluble in ethanol, almost insoluble in water. melting point :176 ~ 181 ℃.
3.specification
items |
specification |
results |
identification a infrared absorption b ultraviolet absorption |
according to criterons according to criterons |
conforms conforms |
m.p. |
178--181ºc |
179ºc |
acidity or alkalinity |
according to coriterons |
conforms |
loss on drying |
not more than 0.5% |
0.09% |
residue on ignition |
not more than 0.1% |
0.04% |
chioride |
according to coriterons |
conforms |
sulfate |
according to coriterons |
conforms |
residual solvents |
according to coriterons |
conforms |
assay |
anthralin contains not less than 97.0 percent and not more than 102.0 percent of c14h10o3, calculated on the dried basis. |
99.2% |
conclusion:it corresponds to prescription of usp31. |
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4.application
anthralin cas 1143-38-0 is a hydroxyanthrone, anthracene derivative.as a fungicide,is widely used in the treatment of psoriasis,ringworm infections and in chronic dermatoses.
5.packing
25kg/drum or as per your requirement