EPA Method 525 Pesticide Mix #2

4,4'-Diaminobiphenyl-d8 (Rings-d8)

4,6,8-Trimethylazulene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 941-81-1

Terephthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 100-21-0