Division 3.10 Calibration solution, 2 μg/ml.

Pipet 2,0 ml diclazuril standard solution (3.8.2) and 2,0 ml internal standard solution (3.9.2) into a 50 ml graduated flask. Add 16 ml DMF (3.6), make up to the mark with water and mix. This solution must be prepared freshly before use.