用于PTV进样口， Siltek 金属分流衬管, 2 x 2.75 x 120mm, 2 Pk
商家询价 上海希言科学仪器有限公司
ASRS300 阴离子抑制器-老款4MM
1.5ml样品瓶套装， 100只/盒
Accucore XL C18 色谱柱4x250x4.6mm
Standard Sample Pan Crimper Press
气相盖垫 BTO 17MM 10/PK
THGA Std Graphite Tubes w/End Cap Pkg.20
螺口瓶盖 带隔垫 100/包
2 mL 11mm Crimp top clear vial 100
Glass Cyclonic Spray Chamber
