Total Residual Free Chlorine (Cl)

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 59660-24-1

2-Ethylbenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3131-63-3

Dicamba, 1000µg/ml in Acetonitrile, 1ml