Sildenafil citrate,neat,neat,100mg

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

Benz[j]aceanthrylene and Benz[e]aceanthrylene_x000B_(70:30Mixture), 2,5mg

Diisopropylnaphthalene (mixture of isomers), certified, 0.1g