Mineral Oil Heavy (without additives, DIN H53) (EN9377-2), certified, 1ml

Nitrite (NO2-) as N, 100µg/ml in Water, 100ml

Dodecylbenzenesulfonic acid, mixture of linear C10-13, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 27176-87-0

Clofibric acid