日本一本中文字幕,汤唯射箭电影未删减版在线观看视频播放,亚洲国产成人综合,日本少妇三级,男人天堂综合网,www.色com情11,精品久久成人av

【Molecular formula】:  C₁₄H₁₁NO₅
【CAS NO.】:  134308-13-7

【Molecular weight】：273.241
【Introduction】：Important medical intermediate.
 

【Quality parameters】：

【Storage】：Use as soon as possible at low temperature, avoiding moisture or impurity.
【Packing】：25kg in paperboard drum or according to the users.