Surfactant exchange column according to DIN38409-23 Blow-out column

Complete exchanger column according to DIN with PTFE taps. DIN 38409-H 23 specifies a method for the determination of bismuth-active substances in waste water. Necessary equipment includes a surfactant exchange column (8.1)Normative reference:German standard procedure for water, waste water and sludge analysis. The procedure is carried out according to DIN more