PEG-20M packed column
PEG-20M (polyethylene glycol-20M)
Carrier: Chromosorb D / AW / DMCS 80-100 mesh
Specifications: 2m * 3mm
Application: Determination of phenolic resin residue phenol content
PEG-20M填充柱
PEG-20M(聚乙二醇-20M)
担体:Chromosorb D/AW/DMCS 80-100目
规格:2m*3mm
应用:测定酚醛树脂中残留苯酚含量