Chromium (Cr), 1µg/ml in 2%-HNO3/Water, 4 x 25ml

3,4-Dichlorobenzyl chloride,1000 µg/mL,isooctane,1mL,

2,2-Dichloropropane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 594-20-7

2,3,3',4,4',5,5',6-Octabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 446255-56-7