Nova-Tech STX-3 Refractometer - Manual

Features
z Largest & Sharpest Display Scale Available
z Patented “Zero Ring” Requires No Additional Tools
z Durable, All-Metal Design
z Specific Gravity & PPT (‰) Scales
z Automatic Temperature Compensation
z High-Quality Optical Glass Prism
z Rubber Grip Is “Dimpled” For Simple External Cleanup
Salinity Scale
Optical Refractometer