Glass Membrane Sodium Electrode


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Glass Membrane Sodium Ion-Selective Electrode (Na⁺):

Part Number, half-cell	---	---
Combination, sealed	3401BN	$249.00
Body material	Glass
Limits, ppm	69000 ~0.002
pH range	9 ~ 12
Interferences	Li⁺, K⁺, Ba⁺²
Reference	Ag/AgCl
Cable & Connector	1 meter with BNC
Delivery time	4 weeks at least
* Picture for illustration only

Calibration Reagents:
Standard	WE-2850	1000 ppm as Na⁺, 500 ml	$27.00
ISA	WE-2525	4 M NH₄OH /4 M NH₄Cl, 500 ml	$23.50

Industrial ISEs

Ammonia

Ammonium

Barium

Bromide

Cadmium

Calcium

Carbonate

Chloride

Copper

Cyanide

Fluoride

Fluoroborate

Iodide

Lead

Nitrate

Nitrite

Perchlorate

Potassium

Silver

Sodium

Sulfide

Hardness

Reference Articles:

1. Bergner, K. "Comparison of some sodium-selective electrodes in concentrated solutions for use in automatic monitoring systems" Anal. Chim. Acta, 87, 1, (1976) 2. Coetzee, C. J. "Potentiometric determination of sodium concentrations in aqueous-ethanolic solutions" Talanta, 32, 827 (1985) 3. Diggens, A. A., K. Parker, and H. M. Webber " The continuous determination of sodium in high purity water by using a sodium monitor incorporating a sodium-responsive glass electrode" Analyst, 97, 198, (1972) 4. Dunsmore, H. S. and D. Midgley "Sodium glass electrode studies of sodium tartrate complexes" J. Chem. Soc. (A), 3238, (1971) 5. Eckfeldt, E. L. "Unusual temperature effect in low level sodium ion measurement with the glass electrode" Anal. Chem., 47, 2309 (1975) 6. Eckfeldt, E. L. and W. E. Proctor "Sample flow velocity and low level sodium ion measurement with the glass electrode" Anal. Chem., 47, 2307 (1975) 7. Eckfeldt, E. L. and W. E. Proctor "Low level sodium ion measurement with the glass electrode" Anal. Chem., 43, 332 (1971) 8. Florence, E. "Determination of sodium in salted foods using an ion-selective electrode" Analyst, 111, 571 (1986) 9. Fulton, B. A., C. E. Meloan, M. D. Wichman, and R. C. Fry " Ion selective electrode method to determine sodium directly in processed meat products" Anal. Chem., 56, 2919 (1984) 10. Galetti, B. J., and J. F. Spear "Water quality measurements by sodium ion analysis for boiler feedwater applications" Proc. Am. Power. Conf., 32, 817 (1970) 11. Goodfellow, G. I., D. Midgley, and H. M. Webber " Factors affecting the limit of detection of sodium-responsive glass electrodes" Analyst, 101, 848 (1976) 12. Hawthorn, D., and N. J. Ray " Determination of low levels of sodium in water by using a sodium-responsive glass electrode" Analyst, 93, 158 (1968) 13. Jacobson, H. "Direct determination of sodium and potassium in the presence of ammonium with glass electrodes" Anal. Chem., 38, 1951 (1966) 14. Lenz, B. L., and J. R. Mold " Ion-selective electrode method compared to standard methods for sodium determination in mill liquors" Tappi, 54, 2051 (1971) 15. Lower, W. A., and E. L. Eckfeldt " Sodium ion monitoring" Ind. Water Eng., 6, 27 (1969) 16. Nesbett, F. B., and A. Ames " Increase in sodium contamination from glass as a function of time after cleaning" Anal. Biochem., 5, 452 (1963) 17. Palmer, T. A. and J. M. Winkler " Determination of sodium in aluminous materials with a sodium-selective electrode" Anal. Chim. Acta., 113, 301, (1980) 18. Truesdell, A. H., B. F. Jones, and A. S. VanDenburgh " Glass electrode determination of sodium in closed basin waters" Geochim. Cosmochim. Acta, 29, 725 (1965) 19. Van den Winkel, P., J. Mertens, G. de Baenst, and D. L. Massart " Automatic potentiometric analysis of sodium in rever and mineral waters" Anal. Lett., 5, 567, (1972) 20. Wangsa, J., and M. A. Arnold "Selectivity properties of sodium glass membrane electrodes under steady-state conditions" Anal.Chem., 59, 1604 (1987) 21. Webber, H. M., and A. L. Wilson "The determination of sodium in high purity water with sodium-responsive glass electrodes" Analyst, 94, 209 (1969) 22. Worth, H. G. J. " Measurement of sodium and potassium in clinical chemistry, a review" Analyst, 113, 373 (1988)