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Optimization of sampling for the determination of mean radium-226 concentration in surface soil

✍ Scribed by L. R. Williams; R. W. Leggett; M. L. Espegren; C. A. Little

Publisher
Springer
Year
1989
Tongue
English
Weight
721 KB
Volume
12
Category
Article
ISSN
0167-6369

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πŸ“œ SIMILAR VOLUMES

The determination of micro-concentration
The determination of micro-concentration gradients on the surfaces of solid samples by means of the laser-microprobe
✍ M.S.W. Webb; J.C. Cotterill πŸ“‚ Article πŸ“… 1968 πŸ› Elsevier Science 🌐 English βš– 272 KB

a 50% decrease over the blank average of 7.8,ug of oxygen found for the quartz thimble. A marked improvement in blank reproducibility was also achieved with the PBN thimble; the standard deviation for the PBN thimble oxygen blank was 0.82 ,ug of oxygen compared with 1.8 pg osygen for the quartz thim