J Young valves were first developed in 1968 and in March 2010 GPE Scientific Ltd took over ownership of the famous brand. GPE Scientific have built up the J Young product range to offer hundreds of essential products to be used in industrial and academic research facilities and by glassblowers around the world.
GPE Scientific are pleased to announce the latest brochure launch for the J Young range which not only contains our most popular items such as the NMR Valve and the High Vacuum Greaseless Stopcocks but also includes a wide range of new products, comprising of the Vacuum Manifold and Schlenk Line range, Vac Line Cold Traps and Bubblers, a complete range of Sample / Schlenk Flasks and much more.
The J Young High Vacuum Greaseless Stopcocks, synonymous the world over for high quality, incorporate three Viton O-ring seals (one encapsulated in PTFE) on a standard PTFE piston. Our Glass pistons are available for low temperature work (-20°C to 200°C) and where greater chemical resistance is required we offer Perfluoro O-rings and the J Young Greaseless stopcocks are leak tested to better than 10-6 Mb ltr/sec and are suitable for use in applications up to 7 PSI.
GPE Scientific offer a choice of two types of threads for our stopcocks, fine threads reference POR (yellow) and fast threads reference PTT (white). The POR range has alternative coloured caps available upon request. Please note that the PTFE used complies with the requirements of FDA 21 CFR 177.1550 and USP class VI and is free from animal components BSE/TSE.
View & Download our brochure below
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