Inquiry (采购产品): combined gas chromatograph/ Spectrometer Field Portable Gas Chromatograph I Mass spectrometer 112 The spectrometer should be self-contained system that integrates the carrier gas supply, vacuum pumps, gas chromatograph and Mass Selective Detector (MSD) on a single platform. The system should be user friendly and could be used by a technician level operator. ? Mass Range 1.6-800 amu in 0.1 steps ? Mass Resolution Unit mass resolution throughout the mass range ? Scan speed 5,200 amu/sec with 0.1 amu scan step Size ? Mass Axis Stability Mass axis stability is ±0.15 amu over 12 hours, assuming constant operating ? temperature and thermal equilibration of the Instrument ? Ionization Energy 5-240 eV EI (Variable) ? SIM Capability 50 groups of masses, with 30 masses/group ? Oven 25°C/min double ramp capability, programmable from ambient to 325°C ? Carrier Gas Helium or hydrogen self-contained cylinder with = 160 hours continuous use ? Column 4" coil, 30 meter, 0.25mm 1.0. Application specific. Others available upon ? request. ? Operating Conditions 10-35°C @ 5-95% relative Humidity ? Utilities - Power - AC Detector mainframe in operation mode requires 99-127 volts, single phase, ? 500 VA peak power requirement, 300VA for sustained operation. The line ? frequency is 48-66Hz ? Vacuum System 1 rough pump and 2 turbomolecular Pumps ? Operating System Windows 2000 ? Mass Spectral Automated: user-created or a range of commercial mass spectral libraries ? Data Base Searching using a probability based matching algorithm as the default algorithm Please quote for 2 units. **** Hidden Message ***** syed samsamuddin ahmed Khan kilo 3 Mecca Road p.o.box 3329 Jeddah 21471, P.O.Box 3329SAU Company: A.S.Bugshan & Brothers Title: Project manager Phone: 966 5 05 35 6163 Fax: 966 2680 4284 E-mail: ss.ahmed_hed@as-bugshan.net **** Hidden Message ***** ss.ahmed_hed@as-bugshan.net
