ISO 3236:1975

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Sodium sulphate for industrial use — Determination of chlorides content — Mercurimetric method

Published By	Publication Date	Number of Pages
ISO	1975-07	6

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Categories: 71.060.50 - Salts, ISO

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Description

Applicable to products the content of which expressed as chlorine exceeds 0.005 % (m/m). If the analyst can easily detect the indicator's colour change using a 0.02 N standard volumetric mercury(II) nitrate solution the method can, subjected to agreement, be extended to products the content of which exceeds 0.001 % (m/m). The titration of the chloride ions (Cl- ) is carried out with a 0.1 N standard volumetric solution of mercury(II) nitrate in the presence of 1,5-diphenylcarbazone as indicator.

Additional information

Published Code	ISO
Published By	International Organization for Standardization
Publication Date	1975-07
Pages Count	6
Language	English
Edition	1
File Size	286.7 KB
ICS Codes	71.060.50 - Salts

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ISO 3236:1975

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