Nitrate + nitriteconcentrations det

Nitrate + nitrite
concentrations determined simultaneously by the CdR and NaR methods for 124 natural-water samples received at the USGS National Water Quality Laboratory for analysis.Concentrations greater than 5 mg-N/L (2 points) and less than 0.01mg-N/L (21 points) that were included in statistical analyses are not shown.

ผลลัพธ์ (อังกฤษ) 3:

Nitrate nitrite concentrations determined simultaneously by the CdR NaR and methods for 124 natural-water samples received at the USGS National Water Quality Laboratory for analysis. Concentrations greater than 5 mg - N/L (2 points), and less than 0.01 mg - N/L (21 points) that were not included in statistical analyses are shown.