4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

Ciprofloxacin-HCl, 100ug/ml, 10ml in ACN

EPA Method 8240A Internal Standard

1-Hexanethiol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 111-31-9