ISO 19919:2025

ISO 19919:2025

ISO 19919:2025 Jewellery and precious metals - Determination of silver - ICP-OES method using an internal standard element

standard byInternational Organization for Standardization , 01/01/2025

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This document specifies an analytical method for the determination of silver on a material considered homogeneous. The silver content of the samples lies preferably between 50‰ (parts per thousand) and 990‰ (parts per thousand). Fineness above 990,0‰ can be determined using a spectroscopy method by difference (see ISO15096).

u000b

NOTE Lower contents of silver can be analysed according to this method.

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Published:

01/01/2025

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1 file , 1.2 MB

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This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus

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