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The Homogeneity of Fe, Sr and Zr in SL-3/Lake Sediment Standard Reference Material by Radioisotope Induced X-ray Emission

Published online by Cambridge University Press:  06 March 2019

J. J. LaBrecque  and
P. A. Rosales
J. J. LaBrecque
Affiliation:
Instituto Venezolano de Investigaciones Cientificas, IVIC Apartado 21827, Caracas 1020A Venezuela
P. A. Rosales
Affiliation:
Instituto Venezolano de Investigaciones Cientificas, IVIC Apartado 21827, Caracas 1020A Venezuela
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Extract

Following an international interlaboratory comparison study of SL-3 Lake Sediment sample, the results showed a large range of values for the iron concentration (0.538 to 1.270% Fe) with an overall standard deviation of 18 percent from 38 accepted laboratory averages, see Figure 1 (1).

Type
V. XRF Applications
Information
Advances in X-Ray Analysis , Volume 32: Thirty-Seventh Annual Conference on Applications of X-ray Analysis, August 1-5, 1988 , 1988 , pp. 191 - 195
Copyright
Copyright © International Centre for Diffraction Data 1988

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References

1. LaBrecque, J.J., Hanna, A.N., Abdad, A.A.-Rassoul and R. Schelenz, IAEA/RL/ 143, July 1987, Vienna, Austria.Google Scholar
2. Taylor, J.K., “Standard Reference Materials: Handbook for SRM Users,” NBS Special Publication 260-10, September 1988, p. 16Google Scholar
3. LaBrecque, J.J., Adv. in X-Ray Anal. 24 (1981) 393–398 Google Scholar
4. Borowski, K., Priess, I.L., LaBrecque, J.J. and Pawley, C., Computer Enhanced Spectroscopy 1 (1983) 99–104 Google Scholar