Scientific Instrument, Nuclear Evaluation Instruments, Alpha Beta Counters

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1 Supply, Installation And Commissioning Of Dual Channel Alpha Beta Counting System Having Drawer Assembly To Hold 1 Inch Or 2 Inch Dia Filter Paper : Application:To Measure Loose Alpha Beta Contamination On Floor Or Equipment By Smear / Swipe Sampling Method. Technical Specifications Sheet Is Attached In Annexure-1. , 2Spare Part: 40Mm Thick Lead Shield For Detector Housing Which Shall Be Compatible With Item Of Srn0.-1. Complete Shield Housing For Detectors Such That It A ) Provides Shielding Equivalent Of At Least 40 Mm Of Lead With Appropriate Lining Of Low Atomic Number Absorber ( Aluminium / Copper Or Other , 1 Mm Thick Or Better ) On Inner Side B ) Has Enough Spaceinside Shielded Enclosure To Accommodate Detector And Sample Stand. C ) Has An Opening With Hinged Door To Introduce Sample Into Enclosure For Counting And Can Be Closed For Duration Of Counting.