Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Symbols and abbreviated terms
4 Principle
5 Reagents
6 Apparatus and materials
7 Procedure
8 Calculation of results
9 Expression of results
10 Validity criteria
11 Test report
Annex A (informative) - Robustess of the method and
        intralaboratory tests for evaluating soil
        enzymatic activities with colorimetric method
Annex B (informative) - International ring test for
        evaluating soil enzymatic activities with
        colorimetric method
Bibliography

Abstract

Describes a method for the measurement of several hydrolase activities (arylamidase, arylsulfatase, beta-galactosidase, alpha-glucosidase, beta-glucosidase, N-acetyl-glucosaminidase, acid, alkalin and global phosphatases, urease) simultaneously (or not) in soil samples, using colorimetric substrates.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 190