Malonic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 141-82-2

2,3,3',4,4',5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 69782-90-7

1-Isopropylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6158-45-8

13C6-Hexachlorobenzene, 100 µg/ml, Cyclohexane,