NF ISO 23655-2

NF ISO 23655-2

October 2022
Standard Current

Water quality - Nickel-59 and nickel-63 - Part 2 : test method using ICP-MS

This document specifies the determination of nickel-59 and nickel-63 (59Ni and 63Ni) activity concentration in samples of all types of water using inductively coupled plasma mass spectrometry (ICP-MS). Using currently available ICP-MS, this test method can measure 59Ni activity concentrations of 300 mBq⋅l−1 and 63Ni activity concentrations of 200 Bq⋅l−1. These values can be achieved with a sample volume of 1,0 l. Higher activity concentrations can be measured by either diluting the sample or using smaller sample aliquots or both. NOTE       These performance indicators are wholly dependent on the measurement regimes in individual laboratories; in particular, the detection limit is influenced by amount of stable nickel present. The range of application depends on the amount of dissolved material in the water and on the performance characteristics of the measurement equipment (background count rate and counting efficiency). It is the laboratory’s responsibility to ensure the suitability of this test method for the water samples tested.

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Collections

National standards and national normative documents

Publication date

October 2022

Number of pages

24 p.

Reference

NF ISO 23655-2

ICS Codes

13.060.60   Examination of physical properties of water
17.240   Radiation measurements

Classification index

M60-838-2

Print number

1

International kinship

ISO 23655-2:2022
Sumary
Water quality - Nickel-59 and nickel-63 - Part 2 : test method using ICP-MS

This document specifies the determination of nickel-59 and nickel-63 (59Ni and 63Ni) activity concentration in samples of all types of water using inductively coupled plasma mass spectrometry (ICP-MS).

Using currently available ICP-MS, this test method can measure 59Ni activity concentrations of 300 mBq⋅l−1 and 63Ni activity concentrations of 200 Bq⋅l−1. These values can be achieved with a sample volume of 1,0 l. Higher activity concentrations can be measured by either diluting the sample or using smaller sample aliquots or both.

NOTE       These performance indicators are wholly dependent on the measurement regimes in individual laboratories; in particular, the detection limit is influenced by amount of stable nickel present.

The range of application depends on the amount of dissolved material in the water and on the performance characteristics of the measurement equipment (background count rate and counting efficiency).

It is the laboratory’s responsibility to ensure the suitability of this test method for the water samples tested.

Table of contents
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  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Termes, définitions et symboles
  • 4 Principe
  • 5 Réactifs
  • 6 Équipement
  • 7 Échantillonnage
  • 8 Mise en place et étalonnage du spectromètre ICP-MS
  • 9 Mode opératoire
  • 10 Contrôle de la qualité
  • 11 Expression des résultats
  • 12 Rapport d'essai
  • Annexe A (normative) Séparation et purification du nickel
  • Bibliographie
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