Tetrachlorobisphenol A, 100µg/ml in Toluene, 1ml

4-tert-Butyl-d9-phenol-2,3,5,6-d4,1000 µg/mL,isopropanol,1mL,

Desphenyl Chloridazon-15N2, 1mg

Berberine, >98%, 20mg