IC NI-424, an anion analysis column for non-suppressor method, enables separation and quantification of nitrite ion in the presence of high chloride concentrations. In this application, chloride ion at 20 mg/L and nitrite ion at the µg/L level were separated using NI-424 column.
Sample: 100 µL
- 1.Cl-
- 2.NO2-
- Column
- ：Shodex IC NI-424 (4.6 mm I.D. x 100 mm)
- Eluent
- ：8 mM 4-Hydroxybenzoic acid + 2.8 mM Bis-Tris + 2 mM Phenylboronic acid + 0.005 mM *CyDTA aq.
*CyDTA: trans-1,2-Diaminocyclohexane-N,N,N',N'-tetraacetic acid - Flow rate
- ：1.0 mL/min
- Detector
- ：Non-suppressed conductivity
- Column temp.
- ：40 ℃
Sample Name Index
Operation Manual / Certificate of Analysis
Operation Manuals and Certificate of Analysis / Inspection Certificate for the following products can be downloaded here.
Product Name Index
Applications
- Effects of pH on Retention Time (NI-424)
- Effects of Sample Load on Column Efficiency (4) (NI-424)
- Linearity of Calibration Curves (NI-424)
- Calibration Curves for Low Concentration F- (NI-424)
- Anion Standards (15) (Comparison of NI-424 and I-524A)
- Anion Standards (16) (NI-424: Phthalic Acid aq. Eluent)
- Anion Standards (17) (Hydrophobic Inorganic Ions) (NI-424)
- Tap Water (7) (NI-424)
- River Water (3) (NI-424)
- Rain Water (NI-424)
- Phosphonates (NI-424)
- Analysis of Pyrophosphate and Tripolyphosphate (NI-424)
- Carbonate and Other Anions (2) (NI-424)
- Anions and Organic Acids (NI-424)
- Methanesulfonic Acid and Methanedisulfonic Acid (NI-424)
- Elution Volume of Organic Acids (NI-424)
- Analysis of Alkyl Sulfonic Acids (1) (NI-424)
- Anion Analysis in Lithium Salts (1) (NI-424)
- Simultaneous Analysis of Sulfamic Acid and Ammonium Thiocyanate According to Japanese Testing Methods for Fertilizers (NI-424)
- Analysis of Chloride According to Japanese Testing Methods for Fertilizers (2) (NI-424)
- Sulfate Ion in Enoxaparin Sodium (NI-424)