Build evergreen brand with perfect quality
Details become the most powerful manifestation of product or service quality
|
|
low price 2-Acetylbutyrolactone Molecular Formula C6h8o3 cas no. 517-23-7![]()
Collect
商品说明
Product Description High purity a-Acetobutyrolactone 517-23-7 Purpose * It is used to make vitamin B1 and other drugs Specification |