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Moisture Removing Amp Increasing Efficiency In Ball Mill

After removing the midrib the leaf tissue was oven dried at 70 C then finely ground with a ball mill. Exactly 0.050 g of ground material was then weighed and 13 C to 12 C ratios and nitrogen elemental composition dry weight were measured by means of a continuous flow mass spectrometer model 2020 IRMS Europa Crewe UK

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