Matrix spike standard

Tetracontane, 100 µg/ml, Hexane, 10ml

Di-n-octyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 93952-13-7

3-Methylhippuric acid, 100mg