ISO 1617:1976 ✓ Most Recent [ Withdrawn ]

716122

Aluminium oxide primarily used for the production of aluminium -- Determination of sodium content -- Flame emission spectrophotometric method

standard by International Organization for Standardization , 09/01/1976

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Full Description

The method is applicable to sodium contents equal to or greater than 0.05 % (m/m). The principle of the procedure consists in the fusion, at a controlled temperature, of a test portion with a mixture oflithium carbonate and boron trioxide or a mixture of lithium carbonate and lithium tetraborate. Dissolution of the fused mass in hydrochloric acid. Aspiration of the solution into a flame and spectrophotometric measurement of the intensity of the light emitted at a wavelength of 589 nm. - Replaces ISO Recommendation R 1617-1970.

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Product Details

Published:

09/01/1976

Number of Pages:

5

File Size:

1 file

Same As:

BS 4140-11:1986

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus