Wen-bao JIA, Xin-ru TANG, Xin-lei ZHANG, Jin-fa SHAO, Gen-chao XIONG, Yong-sheng LING, Dai-qian HEI, Qing SHAN. Study on Sample Preparation Method of Plant Powder Samples for Total Reflection X-Ray Fluorescence Analysis[J]. Spectroscopy and Spectral Analysis, 2021, 41(12): 3815
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 12, 3815 (2021)
Fig. 1. Contribution of instrument and sample preparation uncertainties to the global precision of the TXRF results
Fig. 2. Effect of sample amount on net counts
Fig. 3. Influence of sample amount on relative standard deviation
Fig. 4. Influence of sample amount on limits of detection
Fig. 5. Effect of particle distribution size on net counts
Fig. 6. Influence of particle size distribution on TXRF measurement result
Fig. 7. Influence of particle size distribution on average uncertainty
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Table 1. The certified and measured values of standard samples, detection limits of elements and relative standard deviations under the measurement condition
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Table 2. De-ionized water, and Triton X-100 (1%) as disperser agents compared with ICP
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