日本三人交三人配_黄色电影小说图片_国产精品18毛片一区二区_性做爰的免费视频_777影院理伦片片,三级不卡视频,亚洲第一久久久,亚州一区二区

№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