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
6-氨基-7-氮杂嘌呤
N,N-Dimethyl-m-toluidine
氧化钌(IV) 水合物
PYCNOMETER FOR CHEESE TEST, CAP. 50%
3-溴-5-硝基茴香醚
FLASKS, FLAT BOTTOM, WIDE NECK, WITH BEADED RIM, NECK D.50 MM, 1000 ML, DURAN
红色硅树脂/PTFE聚四氟乙烯 密封垫 100个/包装
HAYESEP S 80/100气相填料
套箍, SilTite 套装s, Split/Splitless 0.53 mm ea
2-乙氧基苯甲酰氯