Ethanol standard in water,1.0g/L,water, 3mL

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

Topramezone, 10.0 µg/ml, Acetonitrile, 10ml

Iomeprol-d3, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.