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2，3，5，6-四氯硝基苯
20mL棕色螺纹口样品瓶
ASCENTIS C18 5UM 5CM X 2.1MM HPLC COLUMN
SP PTFE INSERT 3XSGJ14/4X6,4MM/2XBUR.TIP
CORK STOPPERS, TOP D. 10 MM, BOTTOM D. 7 MM, LENGTH 19 MM
套装 15X45 样品瓶 /旋盖/钳口盖 未组装 100 4ML
AUTOSAMPLER VIALS, WIDE OPENING SCREW THREAD, 4 ML
2-氯丙酸甲酯
气相填料 60/80 Carboteck B/4% Carbowax 20M + 0.8% KOH
IMPAQ? here? PC C18 poly ld (24 positions) h vial connector or nes/box) ET NS-STOPPER 00 ML, DURAN
