ISO 3693:1977

Nitric acid for industrial use — Determination of chloride ions content — Potentiometric method

Applicable to products having chloride contents equal or more than 0,0002 % (m/m). Potentiometric titration of the ions with silver nitrate solution in a nitric acid acetone-water medium using a silver measurement electrode and a calomel reference electrode.

SDO:

ISO

Language:

English

ICS Codes:

71.060.30

Status:

Withdrawn

Publish date:

1977-11-30

Standard Number:

ISO 3693:1977