Description
The Disc Polarimeter is a reliable and accurate optical instrument designed to measure the optical rotation of optically active substances. Commonly used in sugar analysis, pharmaceutical testing, chemical research, and academic laboratories, this polarimeter helps determine the concentration and purity of substances by analyzing how they rotate plane-polarized light.
With its classic disc rotation mechanism, this polarimeter provides precise manual readings and is ideal for educational demonstrations, quality control, and routine lab use. It is especially suited for saccharimetry, making it a valuable tool in the food, beverage, and sugar industries.
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Key Features
Manual Disc Rotation System
Traditional optical disc-based design with dual graduated scales allows fine adjustment and accurate visual measurements.
High-Quality Optical Components
Equipped with precision polarizing filters and quality lenses for sharp field-of-view and dependable results.
Measurement of Optical Rotation
Suitable for analyzing solutions of sugars, essential oils, organic compounds, and other optically active materials.
Adjustable Tube Length
Compatible with sample tubes of varying lengths (typically 100 mm and 200 mm), offering flexibility in testing concentrations.
Sturdy Construction
Built with metal housing and stable base, ensuring durability and long service life in laboratories.
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Technical Specifications
Measurement Range: ±180° optical rotation
Minimum Division: 0.05°
Accuracy: ±0.02° (approx.)
Sample Tube Length: 100 mm and/or 200 mm (included or optional)
Observation Method: Visual alignment through half-shadow field
Light Source: Sodium lamp (589 nm), external source required
Body Material: Metal with precision glass optics
Application: Liquid samples that are optically active
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Applications
Sugar Industry – Accurate measurement of sugar concentration in cane juice, molasses, and syrups
Pharmaceuticals – Determine the purity and concentration of active ingredients
Food & Beverage Testing – Analyze sweeteners, additives, and natural extracts
Chemical & Organic Compounds – Study chiral compounds in academic or industrial research
Educational Use – Demonstrate optical activity and polarization principles in classrooms
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Why Choose This Disc Polarimeter?
✅ Trusted Instrument for Sugar & Optical Rotation Analysis
✅ Manual Precision with Clear Dual Scale
✅ Durable, Lab-Grade Design
✅ Ideal for Academic, Industrial, and Quality Control Use
✅ Affordable and Easy to Operate
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