Sudan 4, certified, 0.25g

3-Chlorothiophene in isooctane Units: 5x1mL ampoules

2,4,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

4-tert-Octylphenol 5EO, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.