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gemological refractometer
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...gemological refractometer FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35-1.85 Accuracy 0.003 Color Black Size 120mm...
2026-04-29 00:03:01
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Gemology Equipment With 0.002 Accuracy With Polarizing Lens hand refractometer Model number: FGR-002A Type Testers & Measurements Testing scale 1.35-1...
2026-04-29 00:03:01
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Portable With Frosted aluminum alloy table gemological refractometer FGR-003A Gem refractometer is the most important professional tool for identifing ...
2026-04-29 00:03:01
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...Gemological Testing Instrument FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35-1.85 Accuracy 0.003 Color Black Size ...
2026-04-29 00:03:01
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... Refractometer with Testing range 1.35-1.85 The refractometer is one of the most important tools in a gemological laboratory. It indicates the ...
2026-04-29 00:03:01
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...Refractometer with easy to read visual field FGR-003 The refractometer is one of the most important tools in a gemological laboratory. It indicates ...
2026-04-29 00:03:01
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...gemological instrument Model:FGK-20 Fable protable identification travel lab,20 items jewery tool kit & Gem Testing Lab with interference ball A ...
2024-12-09 10:54:02
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Gem Refractive Index Testing tool 1.35 - 1.85 Range gemological refractometer Model: FGR-002 Type Testers & Measurements Testing scale 1.35-1.85 ...
2026-04-29 00:03:01
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