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
窄口瓶,高密度聚乙烯;聚丙烯螺旋盖,125ml容量
PTFE KEYS WITH THREAD, BORE 1.5 MM, NS 12.5 AND THREE PART RETAINING DEVICE
土壤中18种多氯联苯
钇(Y)ICP-MS标准溶液,10000mg/L±2%溶于4% HNO3
PUNYW9105576 Azilsartan Impurity 5
PK100 9MM S/T CAP, NATL PP,OPEN-HOLE
50%次膦酸溶液
3-Star 便携式电导率仪
ERLENMEYER-FLASKS, 500 ML, ST 29/32, 105 X 170 MM, ACC. TO DIN 12387, PACK = 10 PCS
pH广泛试纸