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Hach Company Wastewater Influent Inorganics Quality Control Standard, 500 mL
Wastewater Influent Inorganics Quality Control Standard. Ready to use; no dilutions required. Mixed standard contains: Ammonia Nitrogen 15 mg/L NH3-N, Nitrate Nitrogen 10 mg/L NO3--N, COD: 500 mg/L. Phosphate 10 mg/L PO43-. Sulfate 400 mg/L SO42-. TOC: 161 mg/L. 500 mL.Bottle
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