Butachlor, 100 µg/ml, Acetonitrile, 5ml

Tartrazine, certified, 0.25g

4-n-Octylphenol-d17, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Sodium dodecylbenzenesulfonate, mixture of branched C10-C14, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 25155-30-0