Dibromochloroacetic acid

2,3,5,6-Tetrachlorophenol, 100 µg/ml, Methanol,

2,4-Diisopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene

o-Aminoazotoluene,100 µg/mL,acetonitrile,1mL,