Multi-Elements Mix #1

1,2,3,7,8,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

4-Methoxy-2,2',5'-trichlorobiphenyl, 100µg/ml in IO, 1ml

n-Butyltri-n-pentyltin,1000 µg/mL,isooctane,1mL,