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ISO DIS 13756 2013 Edition, July 15, 2013 DETERMINATION OF SILVER IN SILVER JEWELLERY ALLOYS - VOLUMETRIC (POTENTIOMETRIC) METHOD USING SODIUM CHLORIDE OR POTASSIUM CHLORIDE
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Description / Abstract:
This International Standard specifies a volumetric method for
the determination of silver in silver jewellery alloys, preferably
within the range of fineness stated in ISO 9202. These alloys may
contain copper, zinc, cadmium and palladium. Apart from palladium,
which must be precipitated before commencing titration, these
elements do not interfere with this method of determination.
NOTE This method is an alternative method to ISO 11427, see
reference [2], which has been identified as the referee method.