UV, visible spectrum
UV, visible spectrum, Total:2 items.
The international standard classification for "UV, visible spectrum" includes: Jewellery .
The Chinese standard classification for "UV, visible spectrum" includes: Artistic handicrafts .
Group Standards of the People's Republic of China
- T/CAQI 74-2019 Gems testing—UV-visble spectroscopy
Shandong Provincial Standard of the People's Republic of China
- DB37/T 4115-2020 Jewelry and jade identification by ultraviolet-visible spectroscopy
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