CEN - EN ISO 14403-1
Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 1: Method using flow injection analysis (FIA)
| Organization: | CEN |
| Publication Date: | 1 July 2012 |
| Status: | active |
| Page Count: | 26 |
| ICS Code (Examination of water for chemical substances): | 13.060.50 |
scope:
This part of ISO 14403 specifies methods for the determination of cyanide in various types of water (such as ground, drinking, surface, leachate, and waste water) with cyanide concentrations from 2 μg/l to 500 μg/l expressed as cyanide ions in the undiluted sample. The range of application can be changed by varying the operation conditions, e.g. by diluting the original sample or using a different injection volume.
In this part of ISO 14403, a suitable mass concentration range from 20 μg/l to 200 μg/l is described.
Seawater can be analysed with possible changes in sensitivity and adaptation of the reagent and calibration solutions to the salinity of the samples.
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