Tritosulfuron, 100µg/mL in Acetonitrile, 5ml

2,4,4',6-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane

Daimuron, 100 µg/ml, Acetonitrile, 1ml

13C3-Caffeine, 100 µg/ml, Methanol, 1ml