国产综合自拍,av影音天堂,国产精品视频一区国模私拍,亚洲欧洲免费无码,日本人丰满xxxxhd,日韩女同一区二区三区

Chengdu AstaTech Chemical Technology Co., Ltd.
English
中文版
Chengdu AstaTech Chemical Technology Co., Ltd.

Hot key words:

產品介紹  產品介紹  
?
Products

Service Hotline

+86-28-85122536
Add: 488 West Kelin Road, Haixia Science Park, Wenjiang District, Chengdu City, Sichuan Province, China
Products
METHYL4-OXOBUTANOATE
Chinese name:4-氧丁酸甲基酯
English name:METHYL4-OXOBUTANOATE
CAT:63110
CAS No:13865-19-5
Purity:0.9
Molecular formula:C5H8O3
Molecular weight:116.1152

【Return】

Chengdu AstaTech Chemical Technology Co., Ltd.