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| Total 41 products from gemological microscope Manufactures & Suppliers |
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Brand Name:SILIAN Model Number:Customized Place of Origin:Chongqing,China ... difference from natural corundum can be measured by basic gemological characteristics such as microscopic characteristics, dichroism and spectrum, and large instruments such as XRF can also be used for testing. Specification property Sapphire Density 3 |
Chongqing Silian Optoelectronic Science & Technology Co., Ltd.
Chongqing |