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小型索氏提取器
铬(Cr)ICP-MS标准溶液,,1000mg/L±0.3%溶于2% HNO3
STANDARD THERMOMETER, ENCL.SCALE,OPAL GLASS SCALE,DIFFICO-GRAD.ORGANIC LIQUIDS -10+250|C, DIA.7-
Chlorantraniliprole Standard
Diamonsil C8(2) 5μm 250 x 4.6mm
7-氯喹哪啶
PE制广口瓶 (带内盖)
小麦粉中呕吐毒素分析质控样品(2倍检出限水平)
o-Bromo(trifluoromethoxy)benzene
ASCENTIS C18 10UM 15CMX4.6MM HPLC COLUMN