ISO 851:1976
Sodium tripolyphosphate for industrial use — Measurement of pH — Potentiometric method
Reference number
ISO 851:1976
ISO 851:1976
Edición 1
1976-11
1976-11
© ISO 2024
Retirada
Resumen
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.
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