BS ISO 21807:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
11-17-2021
English
09-29-2004
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Measurement principles and apparatus
5 Requirements for the measurement of water activity
6 Handling of instruments
7 Obtaining a representative specimen
Annex A (normative) Water activity of saturated salt
solutions at 25 degrees C
Annex B (normative) Water activity of aqueous NaCl solutions
of various concentrations at 25 degrees C
Bibliography
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