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 C.O.D.: HI 839800

C 9800 Test Tube Heater
  • Performs up to 25 Digestions Simultaneously
  • Timer & Alarm Equipped
  • Internal Temperature Sensor Prevents Overheating

HANNA instruments HI 839800 thermo- reactor is constructed of durable materials with a vial capacity to perform up to 25 digestions simultaneously. The reactor is equipped with a userselectable temperature setting to allow for COD and total phosphorus reactions at 150℃ and also 105℃ for total nitrogen analysis. To ensure the highest accuracy of digestion, a timer up to 120 minutes is incorporated. An audible alarm indicates when the incubating period is completed. The HI 839800 is also equipped with an ON/OFF LED and a heating LED which advises the user when the selected temperature has been reached. For added safety, an auto-off feature is incorporated and an internal temperature sensor prevents over-heating of the samples.

HI 839800-01, (115 Vac) is supplied complete with instructions. HI 839800-02, (230 Vac) is supplied complete with instructions.


Available Accessories:
HI 740216 | Test tube cooling rack (25 tube capacity)
HI 740217 | Laboratory bench safety shield
HI 151-00 | Electronic thermometer for reactor (℃)
HI 151-01 | Electronic thermometer for reactor (℃)
Temperature of Reaction
  selectable, 105℃ or 150℃
Temperature Stability
  25 vials (dia 16 x 100 mm), 1 receptacle for a reference thermometer with stainless steel probe
  ±2℃ (@2℃)
Warm-up Time
  approx. 30 minutes, depending on selected temperature
Operating Mode
  timed (0 to 120 minutes) or infinity mode
  0 to 120 minutes with acoustic alarm and automatic shut-off
  5 to 50℃
Power Supply
  100 Vac, 50/60Hz; 230 Vac; 50 Hz; 250W; 2A fuse
  190 x 300 x 95 mm
  4.8 Kg