Metoprolol Tartrate, >98%, 5g

Isovaleraldehyde-DNPH, 100µg/ml in Acetonitrile, 1ml

EPA Method 8250Mix #10

3'-Fluoro-3,4,4'-trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.