Formaldehyde-DNPH Level 1 (0.1ug/mL)

1,4-Diethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 105-05-5

2,3,3',4,4',5'-Hexachlorobiphenyl, 5mg

Methylhexadecanoate C16:0, 10mg/ml in Hexane, 1ml