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BS EN 25663:1993 Water quality. Determination of Kjeldahl nitrogen. Method after mineralization with selenium

Description Printed version of this is available at library. To request, please e-mail to referencepk@usm.my and include a copy of this record in your e-mail. Abstract This International Standard specifies a method for the determination of nitrogen by a Kjeldahl-type method. Only trivalent negative nitrogen is determined. Organic nitrogen in the form of azide, azine, azo, hydrazone, nitrite, nitro, nitroso, oxime or semicarbazone is not determined quantitatively. Nitrogen may be incompletely recovered from heterocyclic nitrogen compounds.

Contributor(s): MAR - Data Entry Person Primary Item Type: British Standard Identifiers: ISBN 0580212076 ICS 13.060.50 Examination of water for chemical substances Language: English Subject Keywords: Nitrogen; Water; Kjeldahls method; Water testing; Quantitative analysis; Determination of content; Chemical analysis and testing First presented to the public: 1/18/2024 Original Publication Date: 11/15/1993 Previously Published By: British Standards Institution Place Of Publication: London, United Kingdom Citation: Extents: Number of Pages - 6 License Grantor / Date Granted:   / ( View License ) Date Deposited 2024-01-18 09:16:02.555 Submitter: Muhamad Azmil Ramli

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