Bromoform, 100 µg/ml, Methanol, 1ml

2,3,7,8-Tetrabromodibenzofuran, 1.2ml x 50ug/ml, toluene

2-Chloro-1,3-propanediol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 497-04-1

Sulfur, 500µg/g (0.0500 wt%) in Diesel Fuel, 100ml