Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml

Ethyl formate

2,4,4',6-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane

4-n-Pentyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-34-5