gamma-HCH, 10 µg/ml, Acetonitrile, 10ml

2,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta

2,4,5-Trichlorophenol

1H,1H,9H-Perfluorononan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 376-18-1