EPA Method 525 Spike B

5-Hydroxythiabendazole, 100 µg/ml, Ethyl acetate,

2,2',3,3',4,5,5',6,6'-Nonabromobiphenyl

Methyl viologen-d8 dichloride (rings-d8), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347841-45-6