4-n-Nonylphenol, 100 µg/ml, Methanol, 1ml

1,2,3,7,8,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

2,3,6-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane