Reference number
ISO 2514:1974
ISO 2514:1974
© ISO 2024
ISO 2514:1974
Acetaldehyde for industrial use — Determination of water content — Karl Fischer method
Edition 1
1974-04
1974-04
Retirada
Resumen
Prescribes that samples shall be taken in clean stainless steel flasks purged with nitrogen. Samples shall only be drawn at temperatures below 20 0C. The Process uses the method of the electrometric titration according to ISO 760. Either dimethylformamide or a mixture of dimethylformamide and pyridine is used for the sample solvent.