如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
SCREW THREAD TUBES, SVL 15, LENGTH 160 MM, DURAN
5H-5-甲基-6,7-二氢环戊基吡嗪
1,1,3,3-四甲基丁胺
2-氯苯并噻唑
盐酸埃洛替尼
LiChroCART 30-4,Superspher 100 RP-18 4 μm定制柱
2-氨基-5-硝基吡啶
FLAT BOTTOM FLASKS, 50 ML, CENTER NECK, ST 24/29, 51 X 95 MM
HYPERSIL GOLD 3UM 20X2.1MM JAVELIN GUARDS 4/PK
甲醇中o,p’-DDT