Gegong 2 Bottles Refractive Index Fluid Oil 3ml Each 1.300-1.800 Ri For Gem Refractometers

1The refractive index fluid is gemologist tool for identifying refractive index. 2The product allows your refractometer to measure within the measuring range of 1.30 to 1.80 refractive index. 3Perfect for testing all of your gem stones. 4This liquid can also be used to reduce or eliminate glare from a gem's surface. 5This GL-01 fluid is packed and will be supplied in an glass vial and contains 3ml of solution.Features: 1. The refractive index fluid is gemologist tool for identifying refractive index. 2. The product allows your refractometer to measure within the measuring range of 1.30 to 1.80 refractive index. 3. Perfect for testing all of your gem stones. 4. This liquid can also be used to reduce or eliminate glare from a gem's surface, facilitating inspection of the gem's interior for inclusions and other defects. 5. This GL-01 fluid is packed and will be supplied in an glass vial and contains 3ml of solution. Specification: Condition: 100% Brand New Item Type: Oil Material: Glass + Liquid Volume: 3ML Weight: Approx. 50g Package list: 2 Bottles Refractive Index Fluid Oil