Purified asfalthenes from North Sea Oil,neat,neat,100mg,

Perfluorooctane sulfonamide, 50ug/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 754-91-6

Dimethenamid-P, 100µg/ml in Acetonitrile, 5ml

Methanol