BS 1647-2:1984
Current
The latest, up-to-date edition.
pH measurement Specification for reference value standard solutions and operational reference standard solutions
Hardcopy , PDF
English
31-12-1984
Foreword
Committees responsible
Specification
0 Introduction
1 Scope
2 Definitions
3 Preparation of the reference value standard solution
4 Operational reference standard solutions
5 Operational reference standard materials
6 Accuracy class
Appendices
A Test method for the verification of samples of
potassium hydrogen phthalate (KHPh) as the reference
value standard material
B Preparation of the reference value standard solution
C Method for estimating the phthalic acid content of
potassium hydrogen phthalate
D Simple method for establishing the identity of the pH
of samples of potassium hydrogen phthalate
E Preparation of operational reference standard
solutions
F Determination of pH values of operational reference
standard solutions
G Water quality for the preparation of reference
standard solutions
H Bibliography
Tables
1 pH values of operational reference standard solutions
2 Values of the constants for calculating pH values of
operational reference standard solutions
3 pH values of useful buffer solutions
4 Accuracy classes for pH measurements
5 Useful data on some operational reference standard
solutions
6 Water for the preparation of standard solutions
Figures
1 Cell vessel for certification of samples of potassium
hydrogen phthalate as the reference value standard
material
2 Cell vessel for determination of pH values of
operational reference standard solutions
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