2,3,3',4',5',6-Hexachlorobiphenyl

N-Nitrosopiperidine-d10, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 960049-21-2

Melamine monomer

n-C15/n-C20, Pentadecane/Eicosane (Integration control) 1500 µg Pentadecane and 1000 µg Eicosane in 1mL isooctane n-Pentadecane/n-Eicosane = 3:2