2,3',5,5'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

5-Methyl-2,2',4,5'-tetrachlorodiphenylmethane

D-Pantothenic acid calcium salt, 250mg

Total Organic Carbon (C), 1000µg/mL in 1% HCl/Water, 100ml