AG11-HC 阴离子保护柱-高容量柱 ,2X50MM
商家询价 上海希言科学仪器有限公司
TRACE TR-WAX 气相柱, 30m, 0.32mmID, 0.25m
Septa for 40ML precleaned vial 72 PK
Analytical End Cap O-Ring
Deuterium Lamp for PinAAcle 500/900F/H/T
9923037 PE蠕动泵管 泵管,美国PE耗材
PVC Solva Red Red Tubing 1.14mm ID Pkg12
Qtz SUPRASIL Ultra-Micro Cell w/ Stopper
Peco/MPLC Holder 3 cm
直通分流衬管,带玻璃毛, 4.0 x 6.3 x 78.5 ,5个/包
TAC-ULP1 超低压阴离子浓缩柱5X23MM