Abstract
The principle consists in the dissolution of a test portion in acetone, removal of 1,4-naphthoquinone present in the solution by extraction with benzene. Polarographic measurement of the aqueous solution and determination of the mass of maleic anhydride by means of the calibration graph. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.
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Status: WithdrawnPublication date: 1977-02
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Edition: 1Number of pages: 3
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- ICS :
- 71.080.50 Anhydrides
Life cycle
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