Phenkapton, 5mg

ISO 9377-2 Standard Mixture of n-Alkanes C20-C40 (all even) Determination of Hydrocarbon Oil in Water Index 11 Analytes, each 50µg/mL in n-Pentane, units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 50µg/mL in n-hexane; units 1x1mL, 1x5

Acid Red 2G(E128), certified, 0.1g

Parathion-methyl, 100µg/mL in Acetonitrile, 1ml