This is a dark colored vial containing about 10 grams of Refractive Index Fluid for use with any gem refractometer.
Contained in an amber glass vial, with an applicator in the lid to allow application of a tiny amount.
- Refractive Index Liquid =1.80 for Gem Refractometer, Oil, Fluid, Test, Gemstone
- Comparable to more expensive chemicals, this one is economical.
- 1.80 Certified Refractive Index Liquid for Refractometer
- Large Bottle