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10%peg-20 on chromosorb w hp 60-80 mesh 1/8*2m sus
Equipment: 2 dosing units for VA 884
2,4-二氯苯基异硫氰酸酯
30um PDMS SPME 萃取头(销售完后禁售)
四叔丁基酞菁铅(Ⅱ)
伊文思蓝
顶空 样品瓶 22X75 22ML
DURAN? Volumetric flask,blue graduation, class A, individual certificate, with one graduation mark, polyethylene stopper, NS 12/21, 100 ml
CP-SilicaPLOT气相色谱柱
ASTEC DIOL HPLC COLUMN 5UM 25CM X 4.6MM