Nitenpyram, 100 µg/ml, Acetonitrile, 5ml

Bis(2-tert-butylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene

4,4’-Oxydianiline

13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE