Gerhardt, Block Digestion Unit, COD system CSB-L 8s, 12-0762 8-place, 250ml tubes, lift, 1160W, 230VAC 50-60Hz

For determining the chemical oxygen demand, e.g. in accordance with  
DIN 38409/German standard method H41. 
Digestion in aluminium heating block with precise temperature control.  
Heating up samples to 148 °C in less than 10 minutes.