D4-Ethephon, 100 µg/ml, Acetone, 1ml

EPA Method 8260B Surrogate Standard

Fenitrothion-d6 (O,O-dimethyl-d6), 100µg/ml in Acetone, 1ml

2,2',3,3',4,5,6,6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene