狠狠躁18三区二区一区,日韩一区二区三区无码免费视频,日韩免费观看视频,国产成人69视频午夜福利在线观看,国产无码AV网站

Ceftzole

Appearance:White crystalline powder

Assay:≥99%

Molecular structure:image.png

Molecular weight:440.47

Shelf life:two years

Molecular formula: C13H12N8O4S3

CAS Number:26973-24-0

Usage:Pharmaceutical intermediates,it is used in the  production of ceftiazole crude drugs.