九九国产精品成人免费视频_人妖AV在线精品一区二区三区_国产免费午夜a无码v视频_91精品成人一区二区三区不卡
 Piracetam(Naofukang)
 Tazobactam
 Tazobactam Intermediate
 Ethyl formate
 α-Pyrrolidone
 Sodium Methoxide
 Trimethyliodosilane
 Hexamethyl disilylamine
 Benzene, Toluene Xylene,
 Solventene
 Aniracetam
 Dibenzoyl-L-tartaric acid monohydrate
 
 
Sodium Methoxide
 
Quality standard  Q/YH
Items  Standard
Appearance  Slight yellow liquid
Assay  27.5-31.0%
Moisture  ≤0.30%

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