七种阴离子混标,100ML/瓶
商家询价 上海希言科学仪器有限公司
Multi-Element Solution 5 125 mL
PTFE/Sil Screw Top w/Slit Vial Pkg.100
RP 柱1CC, 48只/袋
用于Trace 1300 系列GC PTV进样口的衬管密封圈,1个/包
分析柱250x4.6mm 5um Hypersil APS-2
THGA Std Graphite Tubes w/End Cap Pkg.20
AS9-HC 阴离子保护柱-高容量柱,4X50MM
Graphite Tubes Integrated Platform Pk.20
Nickel 1 000 μg/mL 2% HN03 Pure 125 mL