Special Optical Glass Cell 10 mm Pkg. 2
商家询价 上海希言科学仪器有限公司
Pathlength Calibration Fluid 50 mL
13 mm Black Plastic Screw Cap
Potassium 1 000 μg/mL 2% HNO3 Pure 125mL
Quality Control Std 21 Elements 125 mL
GC 2 mL 8 mm SCW Vial/PTFE/Rubber Kit
QuEChERS分散SPE试剂盒,适用于其他食品方法
Qtz SUPRASIL Flow-Through Cell 160 μL
装柱器(用于C型柱)RESERVOIR RC 10
商家询价 Cytiva(思拓凡)
铬 (Cr) 标准品,100 mL,含有 1000 g/mL 的 Cr