Detech 401A Electron Multiplier Back Catalog number: 401A Availability: In the manufacturer's stock Price on request - + Recommended PF3607510N5 Self-pack PicoFrit Columns, 360µm/75µm, pk/5 Price on request G3170-60171 5975C Inert EI 350 Repeller Assembly 35 821,44 Kč G7000-20446 Extractor Lens, 6mm, for 7000B QQQ 40 020,48 Kč