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
乙二醇;1,2-乙二醇 AR
ERLENMEYER FLASKS, WIDE NECK WITH GRADUATION, NECK D.50 MM, 1000 ML, DURAN
CNWBOND Florisil SPE 小柱
SS COL 3FT 1/16IN 0.050 ID P/W 5%CW20M &
BOILER FEED-WATER HYDROMETER, ACC. TO DR. ING. AMMER, TP. 20°C, WITH LEAD BALLAST, RANGE 0,5-0-0,
硅树脂密封垫(for 0.185.004)
三苯基铋
empore SDB-XD 固相萃取膜片 日本专用模式
三苯基膦
SPE启始工具包B(正相)Si, NH2, 二醇, CN,100mg, 1ml