透明的I-D SURESTOP套装,PTFE/硅树脂隔垫,100/包
商家询价 上海希言科学仪器有限公司
Septa for 40ML precleaned vial 72 PK
Manganese 1 000 μg/mL 2% HNO3 Pure 125mL
Electrodeless Discharge Lamp Sys. 2 - Sb
分析柱250x4.6mm 5um Hypersil ODS
NexION AFT Multi-Element Solution 500 mL
Repl. Air Filter for Optima 2000/4000
2ML 8mm clear screw top vial glass 100
Quartz Torch 1-Slot Avio
六种阳离子混标,50ML/瓶