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

№A303
CAS Rn:【942-24-5】
Molecular weight: 175.18
Simple formula: C₁₀H₉NO₂
Chemical structure formula:
SPECIFICATIONS:
Appearance : crystalline powder
Colour : almost white
Purity : 99.0% min (HPLC)
Melting point : 149～152℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with aluminium film bag liners