Maltotetraose, 50mg

2-(3-sec-Butyl-5-tert-butyl-2-hydroxyphenyl)benzotriazole, 1000µg/ml in AL, 1ml

Mevinphos, 100 µg/ml, Acetonitrile, 1ml

Metformin, 1000μg/ml in MeOH, 1ml