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ISO 1915:1972

Withdrawn Date published:

Warning: Withdrawn Standard. This document has been withdrawn without replacement. You may wish to search for a more up to date equivalent.

Boric oxide for industrial use — Determination of boric oxide content — Volumetric method

The method is based on titration of dissolved test portion with a standard volumetric solution of sodium hydroxide in the presence of mannitol or sorbitol, using phenolphthalein as indicator. Water, free from carbon dioxide, shall be used in the test.

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ISO 1915:1972

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