Handheld Refractometer LHRF-T2010

Introduction

Handheld Refractometer with automatic temperature compensation () is ideal for measurement of refractive index of material under varying temperature conditions during a production process. It offers refractive index scale range of 1.440 to 1.520 ND and 0 to 30˚C Temperature compensation range. The reading resolution is 0.001 ND. The liquid measurement is very easy. Feature satin chrome finish and have rubber-insulated grips, a zero adjusting screw for calibration and eyepiece focusing. Place a few drops of the liquid on the optical part of the refractometer, cover the prism (the liquid will spread more easily over the prism), look through the eyepiece against the light (focus, if necessary) and you will be able to read the result value on the scale. It is designed for the measurement of e.g. chloroform, carbon tetrachloride, benzen, toluene, or turpentine, etc.

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

Handheld Refractometer used for accurately determine i.e. the refractive index measurement of chloroform, carbon tetrachloride, benzen, toluene, turpentine, etc. used in R & D Labs, Biotechnology Labs, Analytical Labs, Microbiology Lab, Pharma Lab, Hospitals and Clinical Research Laboratories.

Specifications

Scale Range	1.440 to 1.520 ND refractive index
Resolution	0.001 ND
Reference Temperature	20˚C
Length	175 mm
Temperature compensation	0 to 30˚C
Material body	Metal, glass and rubber
Dimension	30 × 40 × 210 mm
Weight	0.27 kg

Features

Designed with refractive index refractometer scale range 1.440 to 1.520 ND

Automatic temperature compensation () with reference temperature of 20°C

Good focus possibility and offers 175 mm length

Light-weight, portable, includes protective carrying case

High Quality, Accurate Testing Results

Used for on-site measurements in processing and storage areas, or in field

FAQs

1. What are the key factors to consider when selecting this analytical equipment for laboratory use?

When selecting this analytical equipment, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this analytical equipment be calibrated to ensure accurate results?

It is recommended to calibrate this analytical equipment at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this analytical equipment?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this analytical equipment be used with different types of samples, and are there any compatibility considerations?

Yes, this analytical equipment can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the analytical equipment malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.