VICI Valco Instruments Co. Inc. P.O. Box 55603 Houston. Texas 77255 (713) 688-9345 TWX 910-881-5550 Telex 79-0033.
Voice Swltxorloocl Tonnenberg P.O. Box 13 CH-6214 Schenkon (045) 216868 Telex 72609 vici ch
• fraction collection e sample injection • stream selection e reactor selection • column selection
POWERFUL NEW TOOLS Valco multiposition switching/sampling valves present a world of possibilities. SD 1 γ ρ · Flowpath
SC Typo Flowpath
%Ψ t y p e Flowpath
ST Typo Flowpath
Inputs dead-ended, flow when selected, or input to multiple selected outputs.
All inputs to a com mon outlet except selected one.
Each input flows to individual outlet except selected one which is diverted
Used for multicolumn, multisampling, or muititrap selection.
CIRCLE
170 O N READER SERVICE
CARD