Mixed Parameter Quality Control Standard (500mL)

Quality Control Standard (waste water effluent inorganics) for the parameters Ammonia, Nitrate, Phosphate, COD, Sulphate and TOC.
The standard solution contains the following concentrations:
- Ammonia 2.0 mg/L NH₃-N / 2.1 mg/L NH₄-N
- Nitrate 4.0 mg/L NO₃-N
- Phosphate 2.0 mg/L PO₄
- COD 25 mg/L O₂
- Sulphate 50 mg/L SO₄
- TOC 8 mg/L C