毛片超级黄超A级_久久国产一区视频_美女黄18以下禁止观看免费的_首页 动漫 亚洲 欧美 日韩

 | EN

PRODUCTS

PRODUCTS

http://wncall.com

BMAP

Molecular formula: C17H10O2NBr
Structural formula:

Appearance: yellow powder

Purity: ≥95% HPLC

Melting point: ≥278℃

Moisture: ≤1.0%