WS Disinfection By-Products - Cal Check 1

2,2',5,5'-Tetrachlorobiphenyl, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 35693-99-3

Di-n-butyltin dichloride, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 683-18-1

Methyl octanoate (Methyl caprylate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 111-11-5