av不卡中文快速_思思国产91久久久久久_国产黄片一区免费观看_亚洲人成网国产最新在线

『Cas No.』: 80756-85-0; 84994-24-1
『Structural formula』:

Product name: AE active ester

『Cas No.』: 80756-85-0; 84994-24-1

Structural type:

Molecular Formula: C13H10N4O2S3

Molecular weight: 350.4391

Characteristics: light yellow crystalline powder

"Use": It is used to manufacture cephalosporin, ceftriaxone, ceftriaxone, cefetamet pivoxil and other pioneer drugs

Packaging: 25KG/cardboard barrel.