EPA Method 8250 - Acid Matrix Spiking Solution

3,3',4,5,5'-Pentabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81902-33-2

Coumaphos, 1000µg/ml in MeOH, 1ml

Benzyl 2-hydroxybenzoate-3,4,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219802-40-0