This document specifies an instrumental method for the routine determination of pH within the range pH 2 to pH 12 using a glass electrode in a 1:5 (volume fraction) suspension of soil, sludge and treated biowaste in either water (pH in H2O), in 1 mol/l potassium chloride solution (pH in KCl) or in 0,01 mol/l calcium chloride solution (pH in CaCl2).
This document is applicable to all types of air-dried soil and treated biowaste samples.
NOTE For example, pretreated in accordance with ISO 11464 or EN 16179 or EN 15002.
Status: PublishedPublication date: 2021-04
Edition: 3Number of pages: 8
Technical Committee: ISO/TC 190/SC 3 Chemical and physical characterization
- ICS :
- 13.080.10 Chemical characteristics of soils
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ISO 10390:2021Stage: 60.60
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