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categories New Products Science Kits Alternative Energy Electrostatics Electricity Magnetism Measurement Power Supplies Mechanics Discharge Tubes     ·Geissler     ·Cathode Ray     ·Spectrum Capacitors Heat Lab Supplies Temperature Wave Demo Sound Advanced Physics Light Miscellaneous Electrolysis X-Rays Clearance   User Login Returning Customer Secure Login   Order Status Track An Order         Geissler Discharge Tubes, Set of 6 with Stand Find out more! SS20519 $124.95 Spectrum Tubes, Set of 6 with Stand Find out more! SS20518 $99.95 Cathode Ray Tube, Maltese Cross or Straight Electron Ray Find out more! SS2454 $99.95 Crookes Railway Paddlewheel Tube, Mechanical Effect Cathode Ray Tube Find out more! SS2455 $109.95 Modified Maltese Cross Crookes Tube Find out more! SS2454A $139.95 Cathode Ray Tube, Electrostatic Deflection Find out more! SS2456 $129.95 Cathode Ray Tube, Magnetic Effect Find out more! SS2453 $99.95 Cathode Ray Tube Experiment Set 3 Find out more! CRT-ES3 $269.95 Cathode Ray Tube Experiment Set 4 Find out more! CRT-ES4 $209.95 Cathode Ray Tube Experiment Set 1 Find out more! CRT-ES1 $179.95 Cathode Ray Tube Experiment Set 2 Find out more! CRT-ES2 $279.95 Spectrum Tube Power Supply Find out more! SS13376-EHT $139.95 OUT OF STOCK Spectrum Tube, Premium, Argon Gas, 26cm Find out more! SS13376-02 $18.99 Spectrum Tube, Premium, Bromine Gas, 26cm Find out more! SS13376-15 $20.99 Spectrum Tube, Premium, Carbon Dioxide, 26cm Find out more! SS13376-03 $18.99 Spectrum Tube, Premium, Chlorine Gas, 26cm Find out more! SS13376-04 $18.99 Spectrum Tube, Premium, Deuterium Gas, 26cm Find out more! SS13376-16 $20.99 OUT OF STOCK Spectrum Tube, Premium, Helium Gas, 26cm Find out more! SS13376-05 $18.99 Spectrum Tube, Premium, Hydrogen Gas, 26cm Find out more! SS13376-06 $18.99 Spectrum Tube, Premium, Iodine Gas, 26cm Find out more! SS13376-07 $20.99 Spectrum Tube, Premium, Krypton Gas, 26cm Find out more! SS13376-08 $20.99 Spectrum Tube, Premium, Mercury Vapor, 26cm Find out more! SS13376-09 $20.99 Spectrum Tube, Premium, Neon Gas, 26cm Find out more! SS13376-10 $18.99 Spectrum Tube, Premium, Nitrogen Gas, 26cm Find out more! SS13376-11 $18.99 Spectrum Tube, Premium, Oxygen Gas, 26cm Find out more! SS13376-12 $18.99 Spectrum Tube, Premium, Water Vapor, 26cm Find out more! SS13376-13 $18.99 Spectrum Tube, Premium, Xenon Gas, 26cm Find out more! SS13376-14 $20.99 Spectrum Tube, Economy, Neon Gas, 20cm Find out more! SS13231-1 $11.95 Spectrum Tube, Economy, Argon Gas, 20cm Find out more! SS13231-3 $11.95 Spectrum Tube, Economy, Hydrogen Gas, 20cm Find out more! SS13231-7 $11.95 Spectrum Tube, Economy, Nitrogen Gas, 20cm Find out more! SS13231-9 $11.95 Spectrum Tube, Economy, Helium Gas, 20cm Find out more! SS13231-11 $11.95 << 1 >>   Home | Contact us | Privacy policy | Legal | Cart | Bookmark Website Copyright © 2009-2010 Lethan Corporation, All Rights Reserved.