Pure Appl. Chem., 1989, Vol. 61, No. 1, pp. 113-120
http://dx.doi.org/10.1351/pac198961010113
COMMISSION ON FOOD CHEMISTRY
Sodium and potassium assay of foods and biological substrates by atomic absorption spectroscopy (AAS)
First page:

Pure Appl. Chem., 1989, Vol. 61, No. 1, pp. 113-120
http://dx.doi.org/10.1351/pac198961010113