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cz gem refractometer
Selling leads
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...*42mm*80mm Power supply Unique built-in lithium battery power supply, fully charged can keep the refractometer working for more than 7 days ...
2026-04-29 00:03:01
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...refractometer Model number: FGR-002A Type Testers & Measurements Testing scale 1.35-1.85 Accuracy 0.002 Color White Size 140mm*42mm*95mm Power ...
2026-04-29 00:03:01
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...Gem Pleochroism Big eyepiece Small rotating Calcite Dichroscope FID-1A Product Description: Calcite Dichroscope is a regular test instrument which ...
2026-04-29 00:03:01
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...Gem Testing Lab with interference ball A professional gem testing toolkit, includes nearly all the needed gemological instruments. It includes: 1...
2024-12-09 10:54:02
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