ISO 851:1976
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Sodium tripolyphosphate for industrial use — Measurement of pH — Potentiometric method
Hardcopy , PDF
English, French
01-11-1976
26-02-2019
Measurement of the pH of a 10 g/l solution. Uses a pH meter fitted with a glass measuring electrode and a calomel reference electrode. Sensitivity 0.05 pH unit.
| Committee |
ISO/TC 47
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| Standards | Relationship |
| NBN T 03 292 : 1980 | Identical |
| SAC GB/T 9984.7 : 2004 | Identical |
| UNE 55555:1979 | Not Equivalent |
| UNE 55555:1979 | Identical |
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