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Personne àcontacter Ms. emma
Xianjing Industrial District,, zhangzhou, fujian
Gemological instrument is professionally designed for testing or identifying the gemstone. It is a good instrument to the professional practitioner or the student who are engaged in the gem industry. We have Gemological Refractometer , Spectroscope, Polariscope, Dichroscope, Chealse Filter, Gem Magnifier, Gem Gauge, Gem balance, Ultrasonic Cleaner etc…
