Published
ISO 10349-13:2002 specifies a general test method for the determination of pH of solutions of photographic-grade chemicals to within plus or minus 0,1 pH units.
This method is not intended to monitor the pH of formulated solutions used directly in photographic processing, e.g. developers.
PUBLISHED
ISO 10349-13:2002
90.93
Standard confirmed
Jun 5, 2021
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