oa Agrochemophysica - Use of regression curve in flame photometric routine determination of sodium and potassium

Volume 10, Issue 4
  • ISSN : 0302-7112



The calibration curve used in the flame photometric determination of sodium and potassium is shown to be represented accurately by a cubic regression. Using a programmable desk calculator, the technique eliminates tedium and achieves greater speed and accuracy in routine work.

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