2-Butanone (Methyl ethyl ketone)-DNPH

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

(+/-)-alpha-Tocopherol acetate

Desmetryne, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1014-69-3