The method is based on weighing the test portion, dissolution in water, transfer of a 20 ml aliquot in a beaker, pipetting halide standard A or B into a second beaker, adding nitric acid solution plus silver nitrate solution to each beaker, dilution with water, transfer of the treated solutions into separate Nessler colour-comparison cylinders, and observing the turbidity of the two solutions.
Status: PublishedPublication date: 1992-12
Edition: 1Number of pages: 2
Technical Committee: ISO/TC 42 Photography
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|std 1 38|
|std 2 38||Paper|