Description
FD7700 spectrometer is a full-element spectrometer that can analyze 82 elements from Na to U. It has a SIPIN detector and is suitable for jewelry showrooms, jewelry factories, jewelry custom stores, jewelry testing stations, jewelry training institutions, colleges and universities, and companies related to precious metal exchange.
| Gold Testing Instrument model | FD7700 |
| Analysis range | ppm ~ 99.99 % |
| Measurement accuracy | ±0.03% |
| Test form | Solid, powder, liquid |
| Light tube voltage | 5KV ~ 50KV |
| High voltage power supply | 0 ~ 50KV |
| Light tube current | 0μA ~ 1000μA |
| Camera | HD camera |
| Filter | Multiple customized switches available |
| Detector | Si-PIN |
| Multi-channel analyzer | FINDER -DMCP |
| Sample chamber size | 310 * 270 * 90 (mm) |
| Test time | 3 ~ 60 seconds |
| Measurement element | 82 elements from sodium (Na) to uranium (U) (excluding light elements) |
| Analysis software | Finder-FP qualitative and quantitative analysis software |
| External dimensions | 450 * 400 * 390 (mm) |
| Weight | 36 Kg |
Key Advantages:
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Unmatched 0.03% accuracy for precise identification of 9999/9995/999 gold
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Comprehensive 82-element detection (Na to U) with breakthrough analysis range
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Ultra-fast 3-60 second testing covering ppm to 99.99% purity levels
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Triple anti-counterfeit technology detects Re/Ir/W-doped gold
Professional Configuration:
✔ High-sensitivity Si-PIN detector
✔ Multi-channel FINDER-DMCP analysis system
✔ Supports solid/powder/liquid sample forms
✔ Real-time second-by-second purity percentage display
Ideal Applications:
◼ Jewelry manufacturing & customization
◼ Precious metal exchanges
◼ Quality inspection & education institutions
◼ Pawnshop authentication centers
“Mastering the spectrum from sodium to uranium – Redefining precision in precious metal analysis”





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