NEN 6489
Water - Photometric determination of total cyanide content
inactive, Most Current
| Organization: | NEN |
| Publication Date: | 1 October 1982 |
| Status: | inactive |
| ICS Code (Examination of water for chemical substances): | 13.060.50 |
scope:
This standard describes a photometric method for the determination of the total cyanide content of water. The standard applies to any kind of water with cyanide contents from 1 µ g/l, represented as cyanide ions. Some volatile organic compounds, such as formaldehyde, can interfere with the determination. Interference by sulphides can be neutralized by adding a cadmium salt.
Document History
NEN 6489
October 1, 1982
Water - Photometric determination of total cyanide content
This standard describes a photometric method for the determination of the total cyanide content of water. The standard applies to any kind of water with cyanide contents from 1 µ g/l, represented as...