Hexavalent Chromium (Cr +6)

2,3,3',4,4',5,5'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

Fipronil-sulfone, 10 ng/µl, 10ml

1H,1H-Perfluorononan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 423-56-3