Ammonia as (NH4+)

Aqueous ethanol control EtOH AQ (0.3g/L), 10 x 3.0ml

2,3,4,5-Tetrachloronitrobenzene

n-Propyl 4-hydroxybenzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 94-13-3