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Gem-Master R.I. Liquid


Gem-Master R.I. Liquid

January 30, 2018

The Gem-Master 1.81 Refractive Index liquid contains 10 grams (3.2mls) of liquid. It's safer than other liquids on the market because of the protective stopper on the bottle that prevents spillage. The labels are in full accordance with current international health and safety regulations.