Fensulfothion-sulfone, 100µg/ml in Cyclohexane, 1ml

13C3-Hexafluoropropylene oxide dimer acid, 50µg/ml in MeOH, 1,2ml

[13C3],[13N3]-Cyanuric Acid, 1.2ml x 100ug/ml, water

3,4-Dimethylhexane