Pocket TDS Meter LB-11TDS

Pocket TDS Meter LB-11TDS

Pocket TDS meter LB-11TDS is a handheld unit with a dual measurement function. Hold function saves and records measurement readings. Automatic power off post ten minutes of last operation prolongs battery life. It determines the temperature and concentration of dissolved solids in a solution.

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Specifications

TDS measuring range 0 ~ 9999 ppm
Temperature range 0 °C ~ 50 °C
Resolution 10 ppm
Accuracy ± 2 % FS
Battery power 1.5 V
Dimensions 190 mm × 38 mm
Weight 80 grams

Features

  • Peltier thermostat auto flow system
  • Digital display of TDS and Temperature
  • Automatic temperature compensation
  • Dual measurement function ( TDS and temperature )
  • One point calibration
  • Replaceable electrode
  • Low battery indication
  • Auto power off function (after 10 minutes)

Applications

Used in determining total dissolved solids of solutions in chemical industry, waste water treatment, laboratories, research institutes, aquariums, etc.

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Pocket TDS Meter

Pocket TDS Meter : Pocket TDS/EC Meter LB-20TDS
TDS measuring range 0 ~ 5000 ppm
EC measuring range 0 ~ 999 µs/cm
Temperature range 0.1 °C ~ 80 °C
Resolution
Pocket TDS Meter : Pocket TDS Meter LB-10TDS
TDS measuring range 0 ~ 2500 ppm
EC measuring range
Temperature range 0 °C ~ 50 °C
Resolution 2 ppm

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

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
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
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

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

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
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

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
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 )
Resolution
Accuracy ( electrode ) ± 1 % FS
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
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