Reference
Method
Test
Reagent #
Reagent Name
EPA (SW-846)
Ion Chromatography
Inorganic Anions
5307
Nitrate Stock Solution (1.00 mL = 1.00 mg NO3-)
EPA (SW-846)
Ion-Selective Electrode
Nitrate
5.7
Nitrate Calibration Stock Solution (1,000 mg/L)
ASTM
Chemically Suppressed Ion Chromatography
Anions
8.5.4
Nitrate Stock Solution (1.00 mL = 1.00 mg NO3-)
ASTM
On-Line Ion Chromatography
Anionic Contaminants in High Purity Water
8.11
Nitrate Solution, Stock (1.00 mL = 1.00 mg NO3)