Fittings-Chromatography-2014 - page 535

valco fittings
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External to Internal Adapters
External to internal adapter (EZA2)
1/8" externalFitting
(injector /detector)
eza2
body
existing
1/8" ferrule
existing
1/8"nut
existing
1/8"tubing
External to internal reducer (EZR21)
1/16"
nut
1/16"
ferrule liner
1/16"
tubing
1/8"
ferrule
1/8" externalFitting
(injector /detector)
External to internal adapters (injector/detectoradapters)
EZAs (external adapters) andEZRs (external reducers) adapt anexternal teeor
unionor theexternal typefittings commonon injectorsanddetectors toValco
zerodeadvolumeconnections. SinceEZAsarecommonlyused toconnect an
external fitting toanexisting tubealreadymadeupwithaValco internal fitting,
anut and ferrulearenot included.
Onlyonewrench is required tochange tubesafter thefitting ismadeup.
Whileanexternal to internal unionor reducingunionplusa lengthof tubing
canaccomplish the same thing, theseadaptersdo the trickwitha singlefitting.
Standardmaterial is300 series stainless. TheEZAdoesnot includeanutor
ferrule. TheEZR includesa liner,onenut,and two ferrules.
PatentNo.4,173,363
Description Bore ProdNo Price
External to internal adapters
1/16" ext. to1/16" int. –– EZA1
1/8" ext. to1/8" int. –– EZA2
External reducers
1/16" ext. to1/32" int. 0.25mm EZR1.5
1/32" EZR1.5T
1/8" ext. to1/32" int. 0.25mm EZR2.5
1/8" ext. to1/16" int. 0.50mm EZR21
1/16" EZR21T
1/4" ext. to1/16" int. 1.00mm EZR41
1/16" EZR41T
1/4" ext. to1/8" int. 1.00mm EZR42
1/8" EZR42T
MORE INFORMATION
Ferrules . . . . . page12
Nuts . . . . . . . . . 10
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