...Portable for and Jewelry The is another instrument being employed increasingly by those interested in identific...
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VFT-49 LED Polariscope ★Polariscope with 49mm heavy calibre; ★With rotatable sample platform,convenient to observe the interference pattern; ★Attached...
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... with Interference ball Desktop Model RHGZ-110/220 Product description It is very useful in identifying moissanite and detec...
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Test Kit Jewelry Microscope Handheld A24.6356 A24.6356-A Travel Lab An Ideal Toolkit For Laboratory Testing A24.6356-B ological Lab...
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