NF ISO 13166
Water quality - Uranium isotopes - Test method using alpha-spectrometry
ISO 13166:2014 specifies the conditions for the determination of uranium isotope activity concentration in samples of environmental water (including sea waters) using alpha-spectrometry and 232U as a yield tracer. A chemical separation is required to separate and purify uranium from a test portion of the sample.Plutonium isotopes can interfere, if present, with detectable activities in the sample.The detection limit for measurement of a test portion of about 500 ml is approximately 5 mBq · l−1 with a counting time of about 200 000 s.
ISO 13166:2014 specifies the conditions for the determination of uranium isotope activity concentration in samples of environmental water (including sea waters) using alpha-spectrometry and 232U as a yield tracer. A chemical separation is required to separate and purify uranium from a test portion of the sample.
Plutonium isotopes can interfere, if present, with detectable activities in the sample.
The detection limit for measurement of a test portion of about 500 ml is approximately 5 mBq · l−1 with a counting time of about 200 000 s.
Le présent document décrit les conditions de mesurage de l'activité en uranium dans l'eau.
This document specifies the conditions for the determination of uranium isotope activity concentration in samples of environmental water (including sea waters) using alpha-spectrometry and 232U as a yield tracer. A chemical separation is required to separate and purify uranium from a test portion of the sample.
- Avant-proposiv
- Introductionv
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1 Domaine d'application1
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2 Références normatives1
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3 Termes, définitions et symboles1
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4 Principe2
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5 Réactifs chimiques et matériel3
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6 Échantillonnage et échantillons4
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7 Séparation et mesurage5
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8 Expression des résultats6
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9 Rapport d'essai8
- Annexe A (informative) Séparation chimique de l'uranium9
- Annexe B (informative) Préparation de la source par électrodéposition13
- Annexe C (informative) Préparation de la source par co-précipitation16
- Annexe D (informative) Occurrence des isotopes de l'uranium18
- Bibliographie19
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