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  • 1 The Institute of Science Inorganic and Nuclear Chemistry Laboratory 15, Madam Cama Road Bombay India
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A simple and rapid method is described for the estimation of the rubidium in coconut palm leaves by neutron activation analysis. The method is found suitable for the estimation of stable Rb used as a tracer in root distribution studies. The average of five determinations is 5.15 μg, which varies between 5.07 μg and 5.26 μg at 95% confidence limit.