Tris(2-butoxyethyl) phosphate, 1.2ml x 50ug/ml, toluene

Methotrexate

2,6-Dibromophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 608-33-3

Mass-Labelled PCDD Sampling Spike Solution, 1.2ml x 20ng/ml, nonane