Metoprolol acid, 25mg

2,2',4,5,6'-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)

Arochlor 1242 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 53469-21-9