Stainless steel connectors (Luer), for SPE vacuum manifolds, 12 unit(s)Stainless steel connectors (Luer), for SPE vacuum manifolds, CHROMABOND Material: stainless steel. Further attractive products to complete your chromatography laboratory can be found on our Chromatographypage! These special connectors are fitted through the lid. Thus the sample only has contact with the inert connector and can flow directly into the receptacle. For special applications, which require maximum protection from cross contamination. These