Detech 401A Electron Multiplier Back Catalog number: 401A Availability: In the manufacturer's stock Price on request - + Recommended G3870-20530 Extraction Lens Insulator 17 079,21 Kč 393175101 MULTIPLIER CHANNELTRON, MOD CEM 4755 72 811,35 Kč G1947-20029 Corona Needle APCI, 1 each 3 331,24 Kč