2H,2H,3H,3H-Perfluorooctanoic acid, 10mg

Metoprolol Tartrate, >98%, 5g

1,2-Dimethoxyethane, Internal Standard in isooctane, ASTM, 2000µg/mL, Solvent-isooctane, Unit 20mL, # of units-1, Cas.no. 110-71-4

p-Xylene Impurity Standard with Internal Standards 11 Analytes each Wt.% as listed; Units: 1x1mL, 5x1mL + ISTD, neat Chiron No. Name Wt. % Name Wt. % 1299.5 n-Pentane 0.15 1265.8 p-Xylene 98.65 1242.8 n-Octane 0.15 1266.8m-Xylene 0.15