ISO 3121:1976
Boric acid, boric oxide and disodium tetraborates for industrial use — Determination of chloride content — Mercurimetric method
Boric acid, boric oxide and disodium tetraborates for industrial use — Determination of chloride content — Mercurimetric method
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Boric acid, boric oxide and disodium tetraborates for industrial use — Determination of chloride content — Mercurimetric method
The principle consists in titration of the cloride ions with standard volumetric mercury(II) nitrate solution in presence of diphenylcarbazone as indicator until the colour of the solution matches the mauve of the standard end-point matching solution.
| Edition | 1976 |
|---|---|
| Published Date | 1976 |
| Published By | International Standardization Organisation |
| Page Count | 3 |