南通大地科美国际贸易有限公司
 
原料药...
医药中间体...
精细化工品...
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头孢丙烯母核

Product Name:7-APRA
CAS NO.: 120709-09-3
Structural formula:

Molecular formula:C10H12N2O3S
Molecular weight:240.28
Appearance: White to light yellow powder 
assay  7-APRA(Z):≥90%
assay  7-APRA(E):≤90%
total assay≥98%
water:≤0.5%
total impurity ≤2.0%
packing: 25kg/drum