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
DROPPING FUNNELS, CYLINDRICAL, GRADUATED ST-STOPCOCK W. SCREW- THREAD RET., NUT, 100:2 ML, C + S
2,5-二氯-1,4-苯醌
气进样针
聚乙二醇壬基苯基醚 (固定液)
隔膜真空泵(防腐型)
101硅烷化白色担体(40-60目)
Sampling Kit CONFIRM DELIVERY 空气采样套件
PUNYW9599159 Biotin Impurity A
镁(Mg)ICP-MS标准溶液,10000mg/L±0.3%溶于10% HCl