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
DEWAR VESSELS, WITH METAL BASE, HAVING INSULATED CLAMP-ON LID, 2000 ML
测试管
出口止回阀
不锈钢长螺母
甲醇中敌敌畏溶液标准物质
Mira Lib Bio-Rad Wiley OrganicCollection
SPARE PART, X-RING (ADJUSTMENT KNOB) FOR WITOPET, PW SERIES
LIDS, FLAT FLANGE, WITH CENTER NECK KF 15 AND 1 ANGLED NECK KF 15 45° DN 60
2,4,6-三羟基苯乙酮 一水合物
pH indicator paper, universal, pH 1-14, width: 7 mm, roll 5 m