Aug 11, 2021 · Perkin Elmer PTFE silicone septa cap for sale manufacturer. 2021/8/7 · Perkin Elmer borosilicate glass chromatography vials with Pp Cap Septa,Pp Cap Septa Suppliers and Manufacturers at . gas chromatography vials for sale offers 485 pp cap septa products. About 54% of these are laboratory bottle,20% are lids,bottle caps.