Total Residual Free Chlorine (Cl)

2,2',3,4,4',5,5'-Heptachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Clotrimazol, 100µg/ml in MeOH, 5ml

1,2-Dichlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 95-50-1