Useful for estimation of nitrogen contents in substance by digestion in 300 & 500 ml flasks. Provided (optional) with fume duct made of lead and pair of hangers. T o work on 220Volts, AC. Individual on- off switches and one energy controller for all units is provided.
1) Unit of 3 tests (Heater type)
2) Unit of 6 tests (Heater type)
3) Unit of 3 tests (Mantle type)
4) Unit of 6 tests (Mantle type)

Optional Accessories: (Extra Cost)
i) Fume duct made of lead or Borosilicate glass.
ii) Energy regulator .