Ba, 1000 µg/mL in 2% HNO3, 100ml

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

2-Phenyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104353-07-3

2,6-Dimethylaniline