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
气相色谱柱,TG-OCP II
ProElut AL-B 5g / 20mL 20/pk
Butyl stoppers for vials ? 13 mm
化学需氧量(CODCr)测定仪检定用标准溶液
BETASIL C8 10UM 150X30MM PREP COLUMN
SLIPFREE 可调单接头 15cm 0.010" ID
PRECISION LABORATORY THERMOMETERS 0 + 100 °C DIVISION 1°C , L?NGE 305 MM
STANDARD CONES, SKIRTED, FINISHED, NS 34.5/35, DURAN
3-吡啶甲酸酐
Talboys摇板双层支杆