Metoprolol Tartrate, >98%, 5g Back Catalog number: M2555 Availability: In the manufacturer's stock Price on request - + Recommended 8648.12-50-T 1,2,4,6,7-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 57029 Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request 70296 2,4,6-Trichlorophenol Price on request