Oil & Grease - Calibration

EDDP perchlorate,100 µg/mL (as pyrrolinium) ,MeOH,1mL,

2-Butanone

Dodecylbenzenesulfonic acid, mixture of linear C10-13, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27176-87-0