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
DRYING TUBES, WITH 1 BULB, BENT LENGTH: 200 MM, I.D. 18 MM
2-烯丙氧基四氢吡喃
BIOBASIC 18 5UM 250X0.32MM KAPPA COLUMN
视盅
5-氧代戊酸乙酯
敌稗甲醇溶液标准物质
气相色谱柱,TG-5MS AMINE 30m x 0.25mm x 0.25μm
SECURITY TONGS ,ACC.TO FISHER, FOR BEAKERS, F. 100 TO 1500 ML STAINLESS STEEL
1-(4-溴苯基)萘
2-氨基-4-甲基嘧啶