国产夜色明星AV|丁香五月激情在线|av中文在线|亚洲免费永久999|无码中文字幕网站|欧美日韩国产A级|欧美日韩黄片有吗|亚洲男女在线播放|中文无码字幕不卡顿|亚洲第一免费中文

CAS:366789-02-8

Molecular formula：C19H18ClN3O5S 

Molecular weight：435.88

Appearance: White to quasi-white crystalline powder

Quantity standard: purity: 99.5%, maximum impurity 0.1%, drying weight loss 0.5%, melting point 229-234 C.

Burning residue 0.1%