Glutaraldehyde-DNPH, 10.0 µg/ml, Acetonitrile, 1

3,3',5,5'-Tetrabromobisphenol-A [rings; 13C12], 50µg/ml in MeOH, 1,2ml

Fenthion-sulfone, 100 µg/ml, Toluene, 1ml

Volatile Standard