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Colorimetric Determination of Urea in Soil Extracts Using an Automated System1

โœ Scribed by Douglas, L. A.; Sochtig, H.; Flaig, W.

Book ID
121517904
Publisher
The American Society of Agronomy
Year
1978
Tongue
English
Weight
55 KB
Volume
42
Category
Article
ISSN
0361-5995

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๐Ÿ“œ SIMILAR VOLUMES

Extraction and Colorimetric Determinatio
Extraction and Colorimetric Determination of Urea in Soils1
โœ Douglas, L. A.; Bremner, J. M. ๐Ÿ“‚ Article ๐Ÿ“… 1970 ๐Ÿ› The American Society of Agronomy ๐ŸŒ English โš– 150 KB

## Abstract A simple colorimetric method of determining urea in soils is described. The soil sample is extracted with 2__M__ KCl containing a urease inhibitor (phenylmercuric acetate), and the extract is analyzed for urea by measurement of the red color formed when an aliquot is heated with diacety