Gem Master R. I. Liquid 1.81

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.

Features :

• Stable : Limits the amount of liquid to be withdrawn at a time
• Safer to use : Prevent spillage and reduces harmful vapor emmissions
• Easy to use : Use with its rod to drop one small droplet each time
• Long Lasting : Securely sealed
• Economical : Efficiently use for long time as no spillage