1,2,4-Butanetriol, 1mg/ml in pyridine, 5 x 20ml

1,3-Dinitrobenzene

Direct Black 38, certified, 0.1g

1-(2,3-Dibromopropyl-3,5-di-2-propene-1-yl-1,3,5-triazine-2,4,6-(1H,3H,5H)-trione,50 µg/mL ,toluene,1mL,