Sulfamethazine, 100 µg/ml, Methanol, 1ml

cis-1,2,cis-1,4-1,2,4-Trimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-80-4

1,2,4-Trichlorobenzene

WS (drinking water) Quantitative E.Coli