Orbo-555 lpdnph silica gel (20/40) x 20

ORBO sorbent tubes contain two beds of the same selective adsorbent seperated by glass wool or foam, for gas and vapor sampling. The dual-layer or two-bed construction of the tube allows for any sample breakthough to be captured in the smaller back-up bed. Our sorbent tubes contain Supelco′s high quality adsorbents that professionals world-wide trust for their applications. We offer the widest range of adsorbents available in the market for the most challenging or most routine sampling needs.
Why quality professionals routinely choose Supelco sorbent tubes:
Wide range of high quality adsorbents: Carbopack™/ Carbotrap® Graphitized Carbon Blacks (GCBs), Carboxen® and Carbosieve® Carbon Molecular Sieves (CMS), XAD and Tenax Porous Polymer Adsorbents, Charcoal, Silica Gel, Florisil, etc
Availability of adsorbents not available in the market such as Anasorb CMS and petroleum charcoal
Consistent adsorbent mesh sizes
Coated and specially-treated materials
Reproducible recoveries and low standard deviation
Consistent bed weights from tube to tube to ensure capacity
Complete line of tubes for regulatory methods: OSHA, NIOSH, ASTM, EPA, etc
Custom capabilities
Award-winning friendly and free techical support