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Norm
ISO 7109:1985
Issue date: 1985 05 30
Ammonia solution for industrial use — Determination of residue after evaporation at 105 degrees C — Gravimetric method
A test portion is evaporated in a tared platinum dish and the residue is weighed after drying at 105 2 °C. The method is applicable to solutions containing not more than ...
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Publisher:
International Organization for Standardization
Format:
Digital | 1 Pages
Language:
English
ICS
A test portion is evaporated in a tared platinum dish and the residue is weighed after drying at 105 2 °C. The method is applicable to solutions containing not more than 35 % (m/m) ammonia.