Method Samples of plant material are dried at 70 C. in a forced hot-air oven for 48 hours and
ground in a Wiley mill to pass a 20-mesh stainless steel sieve as previously reported (5) …

Plants can be analysed for the elements sodium, magnesium, aluminium, silicon,
phosphorus, sulphur, chlorine, potassium and calcium by X‐ray fluorescent spectrometry …

X‐ray spectrometry can be used to analyse plants for elements of atomic number greater
than 20 at concentrations as low as 1 ppm. The most accurate results are obtained by …

X-ray emission spectrography in comparison with many analytical tools provides a
nondestructive means of determining elemental concentrations in plant materials with …

THE speed and versatility of X-ray fluorescence spectrometry is well established,'and many
papers have been published describing the application of this technique to the elemental …

A numerical matrixcorrection technique is used to linearize fluorescent X-ray intensities from
plant material to permit quantitation of the measurable trace elements. Percentage …

A rapid method for the determination of 16 elements in tobacco by wavelength dispersive X-
ray fluorescence spectrometry has been developed. The method is accurate and precise …

Other dry products, corn and rice in particular, have been X-rayed for defects. The detection
of cracks through the endosperm of corn is important to its economical processing into …

X-ray emission spectroscopy has been applied to determination of zinc in a variety of plant
species. Data are presented to show the lack of consistency in the intensity of the zinc …

Energy dispersive X‐ray fluorescence (EDXRF) has been shown to be an effective
technique for multielement analyses of plant tissues. Elements can be assayed above the …