Octachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

p-Terphenyl-d14, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1718-51-0

Malaoxon, 100 µg/ml, Toluene, 5ml

1,2,3,6,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene