Silthiofam, 100 µg/ml, Ethyl acetate, 5ml

EPA Method 624 Surrogate Standard

Amlodipine, 1000µg/ml in MeOH, 1ml

2,2',3,4,4',5,5'-Heptabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane