Ethoprophos, 100 µg/ml, Acetonitrile, 1ml

Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane

2,4,6-Tris(2,4,6-Tribromophenoxy-1,3,5-triazine,50 µg/mL ,toluene,1mL,

Methyl pentachlorophenyl sulfide