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GB/T 42645-2023 Active
GB/T 42645-2023 Gems testing—Ultraviolet-visible absorbtion spectroscopy
Abstract
This document describes the methodological principles, instrumentation, samples, testing procedures, spectral analysis, and result presentation for identifying jewelry and gemstones using ultraviolet-visible absorption spectroscopy.
This document is suitable for identifying jewelry and gemstones with characteristic absorption using ultraviolet-visible absorption spectroscopy.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 42645-2023 |
| CCS | Other non-metallic minerals |
| ICS | Jewelry |
| Implement Date | 2023-12-01 |
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$ 135