SN EN ISO 20130:2020
Current
The latest, up-to-date edition.
Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018)
Hardcopy
11-01-2020
This document specifies a method for the measurement of several hydrolase activities (arylamidase, arylsulfatase, ß-galactosidase, a-glucosidase, ß-glucosidase, N-acetyl-glucosaminidase, acid, alkaline and global phosphatases, urease) simultaneously (or not) in soil samples, using colorimetric substrates. Enzyme activities of soil vary seasonally and depend on soil chemical, physical and biological characteristics.
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