NF EN 13320

Surface active agents - Gas chromatographic trace determination of free ethylene oxide in ethoxylates

Le présent document prescrit une méthode chromatographique en phase gazeuse pour la détermination de la teneur en oxyde d'éthylène libre comprise entre 1 mg/kg et 100 mg/kg dans les éthoxylats (polyglycols, éthoxylats d'alcools et d'alkylphénols, esters de polyglycols d'acide gras).

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