Distillation apparatus for removal of interfering substances during quantitative analysis of industrial waste waters, saline and reagent grade water. Designed for 50mL or less of aqueous samples. The reflux distillation process releases cyanide as HCN from cyanide complexes which is absorbed in a scrubber containing a sodium hydroxide solution. Purge tube 50mL capacity; may be used with other midi-scale distillation systems.
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