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

№A307
CAS Rn:【91-55-4】
Molecular weight: 145.21
Simple formula: C₁₀H₁₁N
Chemical structure formula:
SPECIFICATIONS:
Appearance : crystal
Colour : Light Brown
Purity : 99.0% min (GC)
Melting point : 104～107℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with PE liners