欧美色图综合_好大好爽我要喷水了h文_男女国产一级毛片_国产欧美综合在线

Pharmaceutical intermediates MBTS
Pharmaceutical intermediates MBTS
Chemical:2,2
CAS RN:120-78-5
Formul:C14H8N2S4
Standard:Enterprise standard
Usage:This product can be used as cephalosporin and other pharmaceutical intermediate
Pack&Save:25kg paper bag,PGJ bag or woven bag.It should be stored in a well-ventilated area.
Detail

11.jpg

Area

圖層-1.jpg