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
5-溴-4-氯-3-吲哚基-beta-D-吡喃半乳糖苷 X-Gal
O-RINGS IN SILICONE RUBBER (VMQ), FOR FLANGE DN 120
Diammonium Hydrogenphosphate