500型阴离子捕获柱-高容量9X75MM
商家询价 上海希言科学仪器有限公司
铝制钳口瓶盖 带硅树脂/PTFE密封垫 ,100/包
10ml样品瓶套装-ASAP自动进样器专用,100只/盒
Multi-Element Internal Standard 125 mL
Seal Wash, Plunger Seal, Replacement Kit 2/Pkg [WAT271018]
Lumina Hollow Cathode 2" Lamp - Ni
Lead DSC Calibration Reference Materials
AVCS蓝盖,预开口的PTFE/硅树脂隔垫,100/包
2ML 8mm clear screw top vial glass 100
Capillary Spltls Gas Liner 4 mm Pkg. 5