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(chǎn)品介紹  產(chǎn)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
3,4-DIHYDROXY-5-METHOXY-BENZOICACID
Chinese name:3,4-二羥基-5-甲氧基苯甲酸
English name:3,4-DIHYDROXY-5-METHOXY-BENZOICACID
CAT:60307
CAS No:3934-84-7
Purity:0.97
Molecular formula:C8H8O5
Molecular weight:184.1461

【Return】

Chengdu AstaTech Chemical Technology Co., Ltd.