Portable Refractometer LB-21PDR

Portable Refractometer LB-21PDR

Portable refractometer LB-21PDR is a microprocessor controlled digital unit for measurement of refractive index. The provision of photosensitive sensors ensures precise refraction and high speed signal collection.

Buy Now Download Catalog

Specifications

Soya milk concentration range 0 % ~ 35 %
Temperature range 0 °C ~ 40 °C
Temperature precision ± 0.5 °C
Soya milk concentration minimum reading 0.1
Soya milk concentration accuracy ± 0.3
Power supply 2 × AAA (1.5 V)
Dimensions 135 × 65 × 40 mm
Weight 200 g

Features

  • Digital LCD screen for visual monitoring of set parameters and delivered results
  • Measurement precision
  • Wide choice of model selection as per sample
  • Automatic temperature compensation
  • Automatic power management
  • Anti-corrosive structural unit

Applications

Used in petroleum industries, pharmaceutical industries, food industries, chemical industries, sugar industries, university and analytical laboratories, relevant scientific research units, etc.

Our Team Of Experts Will Promptly Address Your Inquiry.

What our customers say

Add a review

Portable Refractometer

Portable Refractometer : Portable Refractometer LB-13PDR
Brix range 58 % ~ 92 %
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-20PDR
Brix range
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-16PDR
Brix range 0 % ~ 35 %
Salinity range 0 % ~ 28 %
Serum
Urine
Portable Refractometer : Portable Refractometer LB-17PDR
Brix range
Salinity range
Serum 0 g/dL ~ 12 g/dL
Urine 1.000 ~ 1.050
Portable Refractometer : Portable Refractometer LB-18PDR
Brix range
Salinity range
Serum 0 g/dL ~ 14 g/dL
Urine 1.000 ~ 1.050
Portable Refractometer : Portable Refractometer LB-22PDR
Brix range
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-11PDR
Brix range 0 % ~ 45 %
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-19PDR
Brix range
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-23PDR
Brix range
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-12PDR
Brix range 28 % ~ 65 %
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-14PDR
Brix range 58 % ~ 92 %
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-24PDR
Brix range
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-10PDR
Brix range 0 % ~ 35 %
Salinity range
Serum
Urine
Portable Refractometer : Portable Refractometer LB-15PDR
Brix range
Salinity range 0 % ~ 28 %
Serum
Urine

Our industrial fluid refractometer is a precision optical instrument designed for the manufacturing and industrial sector, used to measure the refractive index of various fluids and solutions. It operates by analyzing the way light passes through a sample, offering insights into its composition, concentration, and quality. These robust devices are built to withstand harsh industrial environments and are equipped with high-precision optics, digital displays, and often temperature compensation features for accurate readings.

Measurement range 0-10 % Brix
Minimum division 0.1 % Brix
Accuracy ± 0.10%
Size 200 mm
Measurement range 0-32 % Brix
Minimum division 0.2 % Brix
Accuracy ± 0.20%
Size 200 mm
Measurement range 0-18 % Brix
Minimum division 0.1 % Brix
Accuracy ± 0.10%
Size 200 mm

Our Adblue (or Diesel Exhaust Fluid) refractometer is a specialized optical device used primarily in the automotive and transportation industry to measure the concentration of urea in Adblue, a diesel engine exhaust fluid. It operates by analyzing the refractive index of the fluid, which is directly proportional to the urea concentration. These refractometers are essential tools for ensuring the correct mixture of Adblue, which is critical for reducing emissions and meeting emissions standards in diesel vehicles. They provide precise measurements, allowing users to maintain the optimal urea concentration to effectively reduce harmful nitrogen oxide (NOx) emissions, making them indispensable for fleet maintenance, automotive repair, and compliance with environmental regulations.

Measurement Range 0 % ~ 40 %
Minimum division 0.002
Accuracy ± 0.2 %

Labotronics milk refractometer is a specialized optical instrument used primarily in the dairy industry to assess the quality and composition of milk. It operates by measuring the refractive index of milk, which is influenced by parameters like fat and solids content. These portable and user-friendly devices are equipped with precision optics and a clear scale, offering quick and accurate measurements of milk samples. Our milk refractometers are crucial tools for dairy farmers and milk processors, enabling them to monitor and control the fat content and solids levels in milk, helping ensure product quality, adherence to industry standards, and proper compensation for dairy producers.

Measurement range 0 % ~ 20 % milk
Minimum division 0.2 % milk
Accuracy ± 0.1 %
Dimension 30 x 40 x 160 mm

Our brix refractometer is a specialized optical instrument designed for measuring the sugar concentration, often expressed as degrees Brix, in liquid samples, particularly in the food and beverage industry. It operates by assessing the refractive index of the sample, which is directly correlated to its sugar content. These compact and portable devices are equipped with a sample well, optics, and a user-friendly interface. They provide fast and accurate Brix readings, making them indispensable tools for quality control and monitoring sugar levels in various applications, including fruit juice, wine, soft drinks, and the production of syrups and jams.

Measuring Range 45 % ~ 82 % Brix
Minimum Division 0.5 % Brix
Accuracy ± 0.5 %
ATC Compensation Range 10 °C ~ 30 °C
Measuring Range 0 % ~ 20 % Brix
Minimum Division 0.20 % Brix
Accuracy ± 0.15 %
ATC Compensation Range 10 °C ~ 30 °C
Measuring Range 0 % ~ 32 % Brix
Minimum Division 0.20 % Brix
Accuracy ± 0.2 %
ATC Compensation Range 10 °C ~ 30 °C
Measuring Range 0 % ~ 80 % Brix
Minimum Division 1 % Brix
Accuracy ± 1 % Brix
ATC Compensation Range Without ATC

We provide benchtop refractometer, a versatile laboratory instrument used for measuring the refractive index of liquids, offering precise insights into their composition, concentration, and purity. It typically features a compact design suitable for laboratory countertops and workbenches, equipped with a sample well, light source, and a user-friendly interface. Our benchtop refractometers are essential tools for researchers and professionals, facilitating rapid and non-destructive analysis of liquid samples to ensure product quality and compliance with industry standards.

Measuring range 1.3000 Nd ~ 1.7000 Nd
Stability of temperature control RT
Temperature control
Temperature control range RT
Measuring range 1.30000 Nd ~ 1.70000 Nd
Stability of temperature control ± 0.02 ℃
Temperature control Built-in semiconductor
Temperature control range 5 ℃ ~ 65 ℃
Measuring range 1.30000 Nd ~ 1.70000 Nd
Stability of temperature control ± 0.01 ℃
Temperature control Built-in semiconductor
Temperature control range 5 ℃ ~ 90 ℃
Measuring range 1.3000 Nd ~ 1.7000 Nd
Stability of temperature control ± 0.03 ℃
Temperature control Built-in semiconductor
Temperature control range 5 ℃ ~ 65 ℃
WhatsApp
×

Get Quotation

Follow Us

Copyright © Labotronics Scientific 2025