The CH 423 lab has two Rupprecht & Patashnick Co., Inc Model: 2688CE44-010 B 60Hz 4.5A E46046 Recognized Motor Projector Combination pumps available. The Model 266CE44 vacuum pumps were originally use for Tapered element oscillating microbalance (TEOM) instruments which have a cyclone on the inlet.

Technical Specs

TEOM 1405 Manual

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