Caffeine, 1000µg/ml in MeOH, 1ml

ISO 9377-2 Standard Mixture of n-Alkanes C10-C40 (all even) Determination of Hydrocarbon Oil in Water Index 16 Analytes, each 50 µg/mL in n-Pentane; units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 100µg/mL in Cyclohexane Units: 1x1

Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 1ml

Dicloran, 100 µg/ml, Acetonitrile, 1ml