2-Imidazolidone, 100 µg/ml, Acetonitrile, 5ml

Phenol, 1000µg/ml in MeOH, 1ml

n-Butyl n-pentyl phthalate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3461-29-8

Fuel Oil Degradation/Retention Time Mix C17-C20 4 Analytes, each 2,0mg/mL in CS2:CH2Cl2 (1:1); unit: 1x4.5mL in Certan® Use this standard for the quantification of C17/Pristane and C18/Phytane ratios. Heptadecane C17 Octadecane C18 Pristane (2,6,10,