Ethyl perfluoroheptanoate, 5g

Total Residual Free Chlorine (Cl)

Ethylenethiourea

Calibration solutions (EN 14105) Calibration solution 1 2 3 4 Syringe, µL µL of glycerol solution 10 40 70 100 100 µL of monoolein solution 50 120 190 250 500 µL of diolein soluti