Norm

NEN-EN-ISO 5399:1998 en

Leer - Bepaling van in water oplosbare magnesiumzouten - EDTA titrimetrische methode

31,57

Over deze norm

Status Definitief
Aantal pagina's 3
Gepubliceerd op 01-09-1998
Taal Engels
Principle; Aqueous extraction of a test portion, followed by the evaporation and drying at 102 +/-2 degrees centigrade, and sulfating and ashing of the residue at 800 degrees centigrade, to yield the water-soluble inorganic matter. Treatment of the residue with hydrochloric acid, and titration with standard volumetric disodium ethylenedinitrilotetraacetate solution.

Details

ICS-code 59.140.30
Nederlandse titel Leer - Bepaling van in water oplosbare magnesiumzouten - EDTA titrimetrische methode
Engelse titel Leather - Determination of water-soluble magnesium salts - EDTA titrimetric method

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