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5-氨基吡啶-2-羧酸
T-151吸油棉 43cm*48cm(17‘‘*19‘‘);
4,6-二氯邻甲酚
Semi-Volatiles Internal Standard Mixture 标准
POTTER ELVEHJEM TISSUE HOMOGENIZER, W. PTFE-PESTLE AND STAINLESS STEEL SHAFT, 1 ML
Standard joint stopper, PP, NS 7/16
1-Bromo-2-nitrobenzene, 99%
Glass Cylinder large
GL 色谱柱 BC-WAX, 50m*0.25mm*0.15um
气相色谱柱,TG-WAXMS 15m x 0.53mm x 1μm