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
5-甲基苯并三氮唑
ASTM-HYDROMETERS, FOR OFFICIALLY TESTING TP. 60/60 °F, WITH LEAD BALLAST ASTM NO. 10H, NOMINAL SC
PK10 OMNIFIT VITON O-RINGS FOR 25MM BORE COLUMNS
铬蓝SE
100mL,容量瓶,USP级,棕色,3.3玻璃,误差±0.08 mL,ST 14/23,PE顶塞,白标,含证书
8mm 隔垫, 硅胶/PTFE聚四氟乙烯 08 02 0103, 1000个/包装
CARBOWAX 1540,聚乙二醇 1540 (固定液)
2-氯-6-甲基吡啶-4-羧酸乙酯
Dummy cell for 817/871
填充柱 Porapak Q 80/100