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气相填充柱
ASCENTIS SI 5UM 25CMX21.2MM HPLC COLUMN
CHROMATOGRAPHIC-COLUMNS, 15 ML, ST-PTFE-STOPCOCK, W. SOLIDPLUG, SCREW-THREAD RETAINING NUT, 10 X
固相萃取
Phenomenex NH2保护柱芯
Aroclor 1254标准品
L-亮氨酸-4-硝基苯胺盐酸盐
BOTTLES,CONICAL SHOULDER,NARROW MOUTH, CLEAR SODA-GLASS W. ST-GLASS-STOPPER,ST 29/32, 2000 ML
密封垫 11MM 聚四氟乙烯/橡胶 100
FILTER PAPER CIRCLES,(4) MEDIUM DENSE, MEDIUM RAPID, FILTER D.270 MM, PACK OF 100 PCS