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Colorimetric Determination of Urea in Soil Extracts Using an Automated System
Author(s) -
Douglas L. A.,
Sochtig H.,
Flaig W.
Publication year - 1978
Publication title -
soil science society of america journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.836
H-Index - 168
eISSN - 1435-0661
pISSN - 0361-5995
DOI - 10.2136/sssaj1978.03615995004200020017x
Subject(s) - urease , urea , chemistry , chromatography , colorimetry , biochemistry
A method is described for using an automated system to determine urea in 2 M KCl soil extracts that contain a urease inhibitor (phenylmercuric acetate). The method is sensitive and precise and allows 90–120 extracts to be analysed per day.