EPA Method 515.1 - Performance Check Solution

Dicyclohexyl phthalate, 250mg

4-n-Nonylphenol-2,3,5,6-d4-OD, 1000µg/mL, Solvent-acetone, Unit 5mL, # of units-1, Cas.no. 358730-95-7

2,3',4,4',6-Pentabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-66-0