alpha-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,

2,6-Dimethylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 576-26-1

Technical Ammonium Perfluorooctanoate, 1.2ml x 50ug/ml, methanol

3,3',4,5,5'-Pentabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81902-33-2