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Non-destructive testing of precious metal content
Non-destructive testing of precious metal content, Total:2 items.
In the international standard classification, Non-destructive testing of precious metal content involves: Jewellery.
Professional Standard - Light Industry, Non-destructive testing of precious metal content
- QB/T 2855-2007 Jewellery-Nondestructive quantitative determination of precious metal-Consistency syntheses method
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Non-destructive testing of precious metal content
- GB/T 18043-2000 Precious metal jewellery content non-damaged test method X-ray fluorescence spectrometry