BS 2690-123:1984
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods of testing water used in industry Sodium
Hardcopy , PDF
15-06-1996
English
29-02-1984
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0. Introduction
1. Scope
Methods
2. Flame photometric method
3. Flame spectrophotometric method
4. Potentiometric method
Tables
1. Potentiometric method: interference levels
2. Values of (2.303 RT)/F
Figures
1. Apparatus for determining sodium
2. Polymethyl methacrylate flow-cell
3. Graph to convert observed p(Na) to micrograms of
Na per litre
Gives three methods - flame photometric for 0.2 to 5 mg/L, flame spectrophotometric for up to 0.1 mg/L and potentiometric for 0.1 to 2 300 μg/L.
| Committee |
EH/3
|
| DevelopmentNote |
Supersedes BS 2690(1956) (07/2004)
|
| DocumentType |
Standard
|
| Pages |
8
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Supersedes |
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