激情国产白嫩美女在线观看_亚洲日韩一区二区三区不卡_国产精品高颜值在线观看_久久免视精品国产_黄污视频欧美在线观看_亚洲欧美做暖暖的视频_横恋mu动漫第2集在线观看_京香一区二区三区中文字幕_成人免费网站在线看_国模生殖欣赏人体337

№B803
CAS Rn:【112955-03-0】
Molecular weight: 187.24
Simple formula: C₁₂H₁₃NO
Chemical structure formula:
SPECIFICATIONS:
Appearance : oil-like liquid
Colour : yellow
Purity : 98.0% min (GC)
Water : ≤ 0. 2% （K.F）
Packing : are packed in iron drums with PVF coated of 200Kgs 50kgs net