Pocket TDS/EC Meter LB-20TDS

Pocket TDS/EC Meter LB-20TDS

Pocket TDS/EC meter LB-20TDS is a handheld unit with an automatic temperature compensation function. Hold function saves and records measurement readings. Automatic power off post five minutes of last operation prolongs battery life. It determines the electrical conductivity and concentration of dissolved solids of a solution.

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Specifications

TDS measuring range 0 ~ 5000 ppm
EC measuring range 0 ~ 999 µs/cm
Temperature range 0.1 °C ~ 80 °C
Accuracy ± 2 %
Battery power 3 V
Screen size 25 mm × 15 mm
Dimensions 154 × 40 × 14 mm
Weight 72 grams

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Pocket TDS Meter

TDS measuring range 0 ~ 2500 ppm
Temperature range 0 °C ~ 50 °C
Resolution 2 ppm
Accuracy ± 2 % FS
TDS measuring range 0 ~ 9999 ppm
Temperature range 0 °C ~ 50 °C
Resolution 10 ppm
Accuracy ± 2 % FS

Labotronics Ratio Turbidimeter is an analytical instrument specifically designed for measuring the turbidity of liquid samples by employing a ratio turbidimetry technique. This method involves the measurement of scattered light at two different angles, typically 90 and 180 degrees, to enhance accuracy in turbidity readings. The instrument uses a dual detector system to minimize interferences and improve sensitivity, ensuring precise and reliable turbidity measurements. Our ratio turbidimeters are commonly employed in water treatment facilities, environmental monitoring, and industrial processes where accurate turbidity assessments are crucial for quality control and regulatory compliance.

Measurement range 0.005 ~ 50.0 NTU 1 ~ 200 NTU
Allowable error of indication ≤ ± 8 %
Receiving element Silicon photocell
Light source Tungsten halogen lamp 6 V, 10 W
Measurement range 0.005 ~ 50.0 NTU 1 ~ 200 NTU 201 ~2000 NTU
Allowable error of indication 0 ~ 200 NTU: ≤ ± 8 % 201 ~ 200 NTU: ≤ ± 6 %
Receiving element Silicon photocell
Light source Tungsten halogen lamp 6 V, 10 W
Measurement range 0.005 ~ 50.0 NTU 1 ~ 200 NTU 201 ~2000 NTU 2001~4000 NTU
Allowable error of indication ≤ ± 6 %
Receiving element Silicon photocell
Light source Tungsten halogen lamp 6 V, 10 W

Our ORP (Oxidation-Reduction Potential) Pocket Meters are compact, handheld devices designed for convenient on-the-go measurement of the oxidative or reducing ability of a solution. Utilizing an electrode system, these meters assess the electron activity in the liquid, providing a quick indication of its redox potential. Commonly used in water quality testing, aquaculture, and industrial processes, ORP pocket meters are valuable tools for assessing the overall health and stability of a solution. With a portable design, digital display, and user-friendly controls, these meters offer flexibility in monitoring and optimizing oxidative/reductive conditions in various settings, contributing to the efficient management of water quality, chemical processes, and environmental conditions.

Measuring range ± 1999 mV
Accuracy ± 5 mV
Temperature 0 °C ~ 50 °C
Battery power 1.5 V
Measuring range -1200 mV ~ 1200 mV
Accuracy ± 2 mV
Temperature 0 °C ~ 50 °C
Resolution 1 mV

Our handheld salinity meters are portable devices designed for on-the-spot measurement of salinity levels in liquids, particularly in aquatic environments. These compact instruments typically use conductivity or refractometry principles to assess the concentration of dissolved salts in water. Featuring a user-friendly interface and a digital display, handheld salinity meters provide quick and accurate readings, making them invaluable tools for fieldwork, aquaculture, and environmental monitoring. The meters often offer versatility by allowing users to switch between practical salinity units and other measurement units. With their portability and ease of use, handheld salinity meters contribute to efficient water quality assessment in diverse applications, ensuring the optimal conditions for aquatic ecosystems, research, and industrial processes.

Measurement range 0 ~ 2500 mg/L
Temperature 0 °C ~ 50 °C
Accuracy ( at 0.1 °C ) ± 2 mg/L
Resolution 1 mg/L
Measurement range 0 ~ 9999 mg/L
Temperature 0 °C ~ 50 °C
Accuracy ( at 0.1 °C ) ± 2 mg/L
Resolution 1 mg/L
Measurement range 0 ~ 300 %
Temperature 0 °C ~ 50 °C
Accuracy ( at 0.1 °C ) ± 0.2 %
Resolution 0.02

Our Benchtop Conductivity Meter is a compact and precision instrument used for measuring the electrical conductivity of liquids. Typically designed for laboratory or industrial settings, it consists of a control unit and a conductivity cell. The meter assesses the ability of a solution to conduct an electric current, providing valuable information about the solution's ionic content and purity. Our benchtop models offer accuracy and ease of use, often featuring digital displays, adjustable settings, and the capacity to measure a wide range of conductivity levels. Widely utilized in chemistry, environmental science, and quality control applications, these meters play a crucial role in ensuring the consistency and reliability of solutions in diverse industries.

Measuring range Conductivity: 0.00 µS/cm to 200 mS/cm TDS: 0.00 mg/L to 100 g/L
Resolution Conductivity: 0.01 µS/cm TDS: 0.01 mg/L
Accuracy ±1.0% FS
Conductivity reference temperature 25°C
Measuring range Conductivity: 0.000 µS/cm to 2000 mS/cm Resistivity: 5.00 Ω.cm to 100.00 MΩ.cm TDS: 0.000 to 1000 ppt Salinity: 0.00 to 8.00% Temperature: -10 to 135°C; 14 to 275°F
Resolution Conductivity: 0.001 µS/cm Resistivity: 0.01 Ω.cm TDS: 0.001 ppm Salinity: 0.01% Temperature: 0.1°C/°F
Accuracy Conductivity: ±0.5% FS Resistivity: ±0.5% FS TDS: ±0.5% FS Salinity: ±0.01% Temperature: ±0.1°C/°F
Conductivity calibration points Up to 5
Measurement range 0.0 ~ 199.9 µs/cm 200 µs/cm ~ 1999 µs/cm 2.0 µs/cm ~ 19.99 ms/cm 20 µs/cm ~ 199.9 ms/cm
Temperature compensation 10 °C ~ 50 °C ( manual )
Resolution 0.1/1µs/cm 0.01/0.1ms/cm
Accuracy ( electrode ) ± 1 % FS
Measurement range 0.0 ~ 2 × 105 µs/cm
Temperature compensation 15 °C ~ 35 °C ( manual )
Accuracy ( electrode ) ± 1 % FS
Dimensions 240 × 170 × 60 mm

Labotronics Portable Turbidity Meter is a compact and versatile device used for on-site measurement of water clarity by assessing the amount of suspended particles or turbidity in a liquid sample. Equipped with an optical sensor, these meters offer quick and accurate readings, making them ideal for fieldwork, environmental monitoring, and water quality assessments. The portable design, user-friendly interface, and digital display contribute to their ease of use in various settings. Our portable turbidity meters play a crucial role in ensuring compliance with water quality standards, evaluating the effectiveness of water treatment processes, and monitoring changes in environmental conditions where precise turbidity measurements are essential.

Measurement Range 0 to 1100 NTU 0 to 275 EBC 0 to 9999 ASBC
Resolution 0.01 (0 to 99 NTU) 0.1 (100 to 999 NTU) 1 (1000 to 1100 NTU)
Accuracy ± 2% of reading (0 to 500 NTU) ± 3% of reading (501 to 1100 NTU)
Measurement Principal ISO 7027 nephelometric method (90°)
Measurement range 0 ~ 100 0 ~ 200
Calibration point 4
Minimum value 0.01 0.1
Repeatability ≤ 0.5 %
Measurement range 0 ~ 100 100 ~ 400
Calibration point 5
Minimum value 0.01 0.1
Repeatability ≤ 0.5 %
Measurement range 0 ~ 100 100 ~ 500
Calibration point 6
Minimum value 0.01 0.1
Repeatability ≤ 0.5 %

Labotronics Benchtop Turbidity Meter is a laboratory instrument designed to measure the cloudiness or turbidity of a liquid sample. Typically used in environmental monitoring, water treatment plants, and research laboratories, these meters utilize optical sensors to quantify the amount of suspended particles or colloids in the liquid. The benchtop design ensures stability during measurements, and the meters often feature a digital display for convenient and accurate readings. Our benchtop turbidity meter is an essential tool for researchers and professionals working in fields where precise turbidity measurements are necessary for quality control and compliance with regulatory standards.

Type Benchtop
Principle method Nephelometric principle with 90° detection
Measuring Range 0 to 20, 20 to 200, and 200 to 1000 NTU
Auto-ranging 0 to 1000 NTUs
Measurement range 0 ~ 200
Minimum value 0.1
Error ± 6 % ( ± 2 % F.S )
Repeatability ≤ 0.8 %
Measurement range 0 ~ 100 100 ~ 200
Minimum value 0.01 0.1
Error ± 6 % ( ± 2 % F.S )
Repeatability ≤ 0.8 %
Measurement range 0 ~ 400
Minimum value 0.01 0.1
Error ± 6 % ( ± 2 % F.S )
Repeatability ≤ 0.8 %

Our COD (Chemical Oxygen Demand) Thermoreactors are specialized devices used in environmental laboratories for the digestion and determination of COD levels in water samples. These reactors employ controlled heating to accelerate the chemical oxidation process, ensuring efficient breakdown of organic and inorganic compounds in the sample. Typically featuring user-friendly controls and safety features, these reactors play a key role in environmental monitoring, wastewater treatment, and compliance testing, helping industries and regulatory bodies assess the impact of pollutants on water bodies and ensure adherence to environmental standards

Number of sample 8 (Ø 42 mm)
Dimensions 350 × 750 × 370 mm
Power 1000 W
Temperature 5 °C to 200 °C
Number of sample 12 (Ø 42 mm)
Dimensions 360 × 750 × 430 mm
Power 1500 W
Temperature 5 °C to 200 °C
Number of sample 20 (Ø 42 mm)
Dimensions 420 × 750 × 480 mm
Power 2000 W
Temperature 5 °C to 200 °C

We provide a benchtop multiparameter meter is a versatile laboratory instrument designed to concurrently measure and display various physicochemical parameters in liquids. This compact device typically integrates probes for parameters such as pH, conductivity, dissolved oxygen, and temperature, providing a comprehensive analysis of liquid samples. Equipped with a user-friendly interface and a digital display, these meters offer efficient and precise data collection for research, quality control, and environmental monitoring purposes. Their benchtop design ensures stability and ease of use in laboratory settings, allowing scientists and researchers to streamline the measurement process and obtain valuable information about the composition and quality of liquids.

Temperature Parameters Range: -5 to 110 ºC, 23 to 230 ºF Unit: ºC, ºF Resolution: 0.1 Accuracy: ±0.2
Measurement Modes Reading Mode: Auto Read (Fast, Medium, Slow), Timed, Continuous Reading Prompts: Reading, Stable, Locked, Temp. Compensation: ATC, MTC
Parameters pH/ EC/ ISE/ Temp. (mV/ ORP/ pX/ Resistivity/ TDS /Sal.)
pH Range: -2.00 to 20.00 ph Resolution: 0.1, 0.01 pH Accuracy: ±0.01 pH Calibration Points: Up to 5 Standard Recognition: NIST, GB, and DIN buffers Slope Limit
Measuring parameters pH/EC/ISE/Temperature (mV/ORP/pX/Resistivity/TDS/Salinity)
Measuring range pH: -2.000 to 20.000 pH mV/ORP: -2000.00 to 2000.00 mV pX range: -2.000 to 20.000 pX ISE: 1E-9 to 9.999E9 Conductivity: 0.000 µS/cm to 2000 mS/cm Resistivity: 5.00 Ω·cm to 100.00 MΩ·cm TDS: 0.000 to 1000 ppt Salinity: 0.0 to 80.0 ppt Temperature: -10 to 135°C, 14 to 275°F
Resolution pH: 0.1, 0.01, 0.001 pH mV/ORP: 0.1, 0.01 mV pX: 0.1, 0.01, 0.001 pX ISE: Up to 4 significant units Conductivity: 0.001 µS/cm Resistivity: 0.01 Ω·cm TDS: 0.001 ppm Salinity: 0.1 ppt Temperature: 0.1°C/°F
Accuracy pH: ±0.002 pH mV/ORP: ±0.1 mV or ±0.03% pX: ±0.002 pX ISE: ±0.3% Conductivity: ±0.5%FS Resistivity: ±0.5% FS TDS: ±0.5% Salinity: ±1 ppt Temperature: ±0.1 °C/°F
COD Measuring Range 10 to 15000 mg/L
COD Detection Method Potassium Dichromate Method Potassium Permanganate method
COD Detection Lower Limit 10 mg/L
COD Digestion Temperature & Time 165 °C, 20 min

pH Range - 2.000 to 20.000 pH
pH Resolution 0.001, 0.01, 0.1 pH, selectable
pH Accuracy ± 0.002 pH
pH Calibration Points 1 to 5 points
Measurement Parameter COD (Chemical Oxygen Demand), TOC (Total Organic Carbon), UV275 (Ultraviolet Absorption Value), TDS (Total Dissolved Solids), Electrical conductivity, Temperature
COD Range 0-100 mg/L
TOC Range 0-100 mg/L
UV275 Range 0-1.0 au/cm
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