Mixed-Parameter quality control standard for wastewater parameters, high range. Components of the standard solution (with the exception of ammonia) are traceable to SRM from NIST.
COD – 500 mg/L
PO4-P – 10.0 mg/L
NH3-N – 25.0 mg/L
NO3-N – 25.0 mg/L
TN – 50.0 mg/L
Applicable for TNTplus vial tests
– TNT822 COD, 20-1500 mg/L O2
– TNT825 Hg-free COD, 25-1000 mg/L O2
– TNT845 Phosphate, 2-20 mg/L PO4-P
– TNT832 Ammonia, 2-47 mg/L NH3-N
– TNT836 Nitrate, 5-35 mg/L NO3-N
– TNT828 Total Nitrogen, 20-100 mg/L TN

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