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    Sera

    New Sera Ammonia NH3/NH4 testing kit

    The sera ammonium/ammonia-Test tells you the overall concentration of ammonium and ammonia. The actual concentration of toxic free ammonia is easy to calculate from the measured level and the pH value by means of the enclosed calculation chart. sera nitrivec® (freshwater) resp. sera ammovec (saltwater) break down ammonium and ammonia.