Automatic Polarimeter LPMR-T2047

Introduction

Automatic Polarimeter features a temperature control accuracy of ± 0.1℃, ensuring that sample temperature remains highly stable during measurements. It has a high-temperature resolution, detecting subtle temperature variations. The polarimeter provides high-capacity data storage for efficient data management and easy integration with laboratory systems. Our automatic polarimeter offers an extended operational time and lower maintenance.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Automatic Polarimeter automates the analyzer’s rotation to find the minimum light intensity. It is widely utilized in cosmetics, environmental, forensic laboratories, material sciences, and nanotech for analyzing optical activities.

Specifications

Measurement Mode	Optical rotation, specific rotation, concentration, sugar content
Light Source
Working Wavelength	589.3nm / 546mm
Measuring Fan Tin	+90°
Measurement Accuracy	±0.002°
Minimum Reading	0.0001°
Repeatability	0.002° (optical rotation)
Test Function	Single, multiple, continuous test mode
Temperature Control Range	10℃ to 60℃
Temperature Display	0 to 100℃
Temperature Control Accuracy	± 0.1℃
Light Transmittance	0.01%
Display Mode	Touch Screen 10.4 inches
User Management	Yes
Automatic Calibration	Yes / standard tube
Audit Trail	Yes
Electronic Signature	Yes
Output Mode	RS 232, , Ethernet
Real Time Printing of Data	Yes, compatible with needle type printer/ thermal sensitive printer
Data Storage	128G
Power Supply	220V ± 22V, 50Hz ± 1Hz
Power Consumption	250 W
Net Weight	28 kg

Features

Specific Rotation Calculation

Sugar Content Analysis

Minimum Reading Resolution

Digital Optical Rotation Readings

Electronic Signature Compliance

FAQs

1. What methods do modern automatic polarimeters use to minimize temperature-related errors?

It supplies automatic polarimeter .Modern models employ Peltier elements to maintain sample temperature within tight tolerances, often between 10–60?°C, minimizing drift caused by thermal variation. Temperature accuracy with resolution. This active control compensates for ambient fluctuations in non-air-conditioned environments. Some systems also support pre-heating or cooling before measurement, improving result stability and reducing waiting time.

2. How often should automatic polarimeter be calibrated, and which standards are used?

It supplies premium automatic polarimeter . Calibration frequency depends on usage intensity and regulatory requirements-typically quarterly or after significant maintenance, relocation, or light source replacement. Quartz plates traceable to are often used for multi-point calibration, offering a stable and reliable standard compared to sugar solutions. As an alternative, known-concentration sucrose or fructose solutions may be used, ensuring linear response and correlation coefficient above 0.99. Calibration data, date, results, and acceptance should be recorded and maintained in logs.

3. What are common sources of error in polarimetric analysis and how can they be minimized in ?

Errors can arise from temperature changes, wavelength drift, sample path length inaccuracies, bubbles or turbidity, and incorrect sample concentration. To minimize these, polarimeters typically incorporate active Peltier temperature control and require users to input exact tube length into the software. Sample preparation steps like filtration, degassing, and careful filling reduce artifacts from air bubbles or particles. Periodic recalibration compensates for drift from aging filters or light sources, while controlled lab conditions (stable temperature, minimal vibration) prevent environmental interference.

4. How does temperature stabilization improve measurement reliability in ?

It supplies premium automatic polarimeter . Temperature fluctuations can significantly alter optical rotation values due to the temperature dependency of specific rotation. Automatic polarimeters with Peltier-based temperature control actively maintain the sample at a precise set point—typically reducing drift and enhancing measurement consistency. By stabilizing temperature quickly and quietly, they allow for repeated measurements over extended periods without variation, ensuring more reliable results—even in labs without strict climate control. This stabilization is crucial for pharmaceutical, research, and food analysis applications, where small temperature-dependent shifts can influence decision-making or quality control.

5. Are automatic polarimeters suitable for solid or turbid samples?

It supplies automatic polarimeter .While polarimeters are typically used for clear liquid samples, some models offer solid sample holders or flow-cell adapters that enable analysis of suspensions or semi-solids. For turbid solutions, the device may require sample pre-treatment such as filtration or centrifugation to remove particulates that could skew readings. This allows versatile applications beyond simple liquid assays, though sample clarity remains essential for accurate measurements.