Metformin-d6-HCl, 100μg/ml in MeOH, 5ml

3-Perfluoroheptyl propanoic acid (7:3), 1.2ml x 50ug/ml, methanol

2-Chloroacetophenone

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