FAAS determination of Cu, Fe, Zn, Pb, Cd in tea-leaves using suspension sampling with ultrasonic agitation
To determine the copper, iron, zinc, lead and cadmium content of tea-leaves, leaf samples were powdered and sieved after being hot-dried at (80±2)℃ for 4 hours. Then,5 mL 0.15% agar solution was added and mixed thoroughly with the samples by ultrasonic agitation. and the prepared suspension of sampl...
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| Autori principali: | , |
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| Natura: | Articolo |
| Lingua: | inglese |
| Pubblicazione: |
Zhejiang University Press
2003-09-01
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| Serie: | 浙江大学学报. 农业与生命科学版 |
| Soggetti: | |
| Accesso online: | https://www.academax.com/doi/10.3785/1008-9209.2003.05.0490 |
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