Tri-n-propyl phosphate, 1.2ml x 50ug/ml, toluene

PCB Mixture 1 7 Analytes, each 10µg/mL in acetonitrile; unit: 10x1mL Prod.no. Compound Description CAS No. 1999.12 2,4,4’-Trichlorobiphenyl PCB 28 [7012-37-5] 2000.12 2,2’5,5’-Tetrachlorobiphenyl PCB 52 [35693-99-3] 20001.12 2,2’4,5,5’-Pentachlorobi

Phosphatidylethanol,1 millimol (723.5 µg/mL),chloroform,1mL

Iowa BTEX