Dimethyl sulfoxide

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

trans-1,2-Dihydroxy-1,2-dihydrophenanthrene, Please inquire, Solvent-, Unit , # of units-1, Cas.no. 60917-41-1

1,2,3,7,8-Pentachlorodibenzo-p-dioxin