MilliporeSigma™ Supelco™ ORBO™ 52 Small Activated Silica Gel (20/40) 150/75 mg, pk 50 W,W,F separators

Description

ORBO™ 52 Small Activated Silica Gel (20/40) 150/75 mg solvent desorption tube is designed for gas and vapor sampling. It contains two beds of the same selective adsorbent separated by glass wool or foam. Dual-layer or two-bed construction of the tube allows for any sample breakthrough to be captured in the smaller back-up bed.