International Standard
ISO 2120:1972
Liquid chlorine for industrial use — Determination of the content of chlorine by volume in the vaporized product
Reference number
ISO 2120:1972
ISO 2120:1972
Edición 1
1972-06
1972-06
© ISO 2024
International Standard
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ISO 2120:1972
6913
No disponible en español
Publicado
(Edición 1, 1972)
Esta norma se revisó y confirmó por última vez en 2023.
Por lo tanto, esta versión es la actual.
Resumen
The principle consists in sampling of a known volume of chlorine (about 100 ml) obtained by gasification of liquid chlorine. Absorption of the chlorine by a 2% zinc amalgam in the presence of 1 ml of saturated sodium chlorine solution. Measurement of the residual, non-condensable gases such as H2, O2, N2, CO, CO2, etc. Calculation of the volume of chlorine from the difference from total volume, refereed to 100 ml of vaporized sample. The apparatus used is shown diagrammatically in the figure. The safety measures for working with chlorine are listed.
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