Kjeldahl Distillation & Digestion Combined (PLT-172) APPLICATIONS OF KJELDAHL DISTILLATION & DIGESTION UNIT Tanco Kjeldahl Distillation & Digestion Combined is used for both distillation and digestion purpose. SALIENT FEATURES & CONSTRUCTION OF KJELDAHL DISTILLATION & DIGESTION UNIT Supplied with Two heating boxes, Brass Condenser Rack, Tubular stand, Fume duct and Pair of hangers. heating system- Mantle Type Supplied complete with cord & plug Workable on 220 / 230 volts