北京成宇化工有限公司 版權所有(C)2023 網絡支持 著作權聲明 備案號:
№ A512
CAS Rn:【3484-22-8】
Molecular weight: 204
Simple formula: C11H12 N2 O2
Chemical structure formula:
SPECIFICATIONS:
Appearance : Crystals or crystalline powder
Colour : light brown
Purity : 98.0% min (HPLC)
Melting point : 128~132℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with aluminium film bag liners