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Ethyl 4-hydroxybenzoate CAS 120-47-8

Ethyl 4-hydroxybenzoate CAS 120-47-8
Items Standard Appearance White crystalline powder Assay ( ondry base ) 98.0-102.0% Melting point 115-118℃ Loss on drying 0.5%max Acidity Passed Sulfate ≤ 0.024% Heavy metal(Pb) ≤ 0.001% ...

Benfotiamine Cas 22457-89-2

Benfotiamine Cas 22457-89-2
Items Standard Appearance White crystal or white crystalline powder Identification The retention time of main peak is accordant with that of Benfotiamine RS. Loss on drying ≤1.2% Clarity and ...

Sulfadiazine Sodium CAS 547-32-0

Sulfadiazine Sodium CAS 547-32-0
Items Standard Appearance White or almost white crystalline or powder Identification A The infrared absorption spectrum concordant with the spectrum of Sulfadiazine CRS Identification B Test ...

Cefadroxil Cas 66592-87-8

Cefadroxil Cas 66592-87-8
Items Standard Appearance White or almost white, crystalline powder Identification (1) the IR spectrum conforms to that of reference standard. (2) The retention time of the major peak of the ...

Doxofylline Cas 69975-86-6

Doxofylline Cas 69975-86-6
Items Standard Character This product is white needle crystal or crystalline powder Melting point 142 ℃~145℃ Absorption coefficient The absorbance was measured at 273 nm, and the absorption ...
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