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Methoxy Cephalosporins Supplier Product Name: Methoxy Cephalosporins CAS No.:*********1 Formula: C*4H*4N6S2O4 Molecular Weight: **4 Appearance: white or light yellow or pinky crystalline powder Usage: This product is an important intermediates of pharmaceuticals. It is mother nuclears of cefmetazole sodium, cephalosporins microphone Connaught sodium, cefotetan, etc. Packaging : Ice package in *5kg cardboard drum ITEM SPECIFICATION TEST RESULTS Purity(HPLC): Min, *7.5% *9.0% Appearance: White or light yellow or pink crystalline Moisture: Max, 0.5% 0.1% Loss on drying: Max, 0.5% 0.1% Light transmission rate: Minï&frac*4;*5% *5% Specific Rotationï&frac*4;*5âï&frac*4;***5ï&frac*2;***5 ***5 Individual impurity Maxï&frac*4;0.5% 0.2% Total impurtiy Maxï&frac*4;2.0% 0.6%
