Bench top Turbidity Meter LTM-B10

Bench top turbidity meter LTM-B10 with microprocessor controlled system, works on 90° scattered light principle to measure water turbidity in nephelometric turbidity unit i.e. NTU. The formazine standard solution of turbidity mentioned in ISO 7027 is used for turbidity analysis. This turbidity meter delivers highly accurate results with better numerical calculations to meet GLP standards.

Measuring range (NTU) 0 to 100
Minimum readout value (NTU) 0.01, 0.1
Calibration point 1
Sample volume 5 to 10 ml
Principle method 90° scattered light
Operating temperature 5 to 40°C
Working temperature 5 to 40°C
Light source Infrared-emitting diode (850 nm λ)
Detector Silicon photodiode
Error value ± 6 % (± 2 % F.S)
Zero drift ± 0.5 % F.S.
Reset functions Yes
Memory Stores up to 20 sets data
Output
Dimension 400 × 300 × 250 mm
Weight 2.5 kg
Power batteries DC 1.5 V, 5 AA alkaline batteries
Power supply AC 220 V, 50 Hz
  • Quick and automatic multi-points calibration
  • Back light LCD display with touch keypad
  • Wide measurement range
  • Non- linear data processing and transfer
  • Selectable automatic or manual switch mode
  • High through put stability
  • Auto power off function
  • Easy to operate
Accessory No. Name
1 USB communication interface

Used in water treatment plants, swimming pool, water recycling units, research and quality laboratories of pharmacy, life science, food, and beverage industry.

Light source LED/860 nm (Wavelength)
Readings display LCD
Unit switches NTU, FTU, EBC, ASBC
Measurement range 0.00-20.0; 20.01-200; 200.01-1000 NTU
Measuring range (NTU) 0 to 100, 100 to 800
Minimum readout value (NTU) 0.01, 0.1
Calibration point 6
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 200
Minimum readout value (NTU) 0.1
Calibration point Nil
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 100, 100 to 500
Minimum readout value (NTU) 0.01, 0.1
Calibration point 6
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 50, 0 to 100, 0 to 200, 0 to 400, 0 to 800
Minimum readout value (NTU) 0.01, 0.1
Calibration point 5
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 10, 0 to 100, 0 to 200, 0 to 500, 0 to 1000
Minimum readout value (NTU) 0.01
Calibration point 5
Sample volume 18 to 20 ml
Measuring range (NTU) 0 to 10, 0 to 100, 0 to 200, 0 to 500
Minimum readout value (NTU) 0.001
Calibration point 4
Sample volume 18 to 20 ml
Measuring range (NTU) 0 to 50, 0 to 100, 0 to 200
Minimum readout value (NTU) 0.01, 0.1
Calibration point 3
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 10, 0 to 100, 0 to 200, 0 to 500, 0 to 1000
Minimum readout value (NTU) 0.001
Calibration point 5
Sample volume 18 to 20 ml
Measuring range (NTU) 0 to 50, 0 to 100, 0 to 200, 0 to 400
Minimum readout value (NTU) 0.01, 0.1
Calibration point 4
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 100, 0 to 200
Minimum readout value (NTU) 0.01
Calibration point 2
Sample volume 18 to 20 ml
Measuring range (NTU) 0 to 100, 100 to 400
Minimum readout value (NTU) 0.01, 0.1
Calibration point 5
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 100, 100 to 1000
Minimum readout value (NTU) 0.01, 0.1
Calibration point 7
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 100, 0 to 200
Minimum readout value (NTU) 0.01, 0.1
Calibration point 4
Sample volume 5 to 10 ml
Measuring range (NTU) 0 to 100, 0 to 200, 0 to 500
Minimum readout value (NTU) 0.01
Calibration point 3
Sample volume 18 to 20 ml
Dissolved oxygen range 0.0 to 20.0 mg / L (or ppm)
Dissolved oxygen Calibration points 1 - 2 points
Dissolved oxygen accuracy ± 0.5 mg / L
Dissolved oxygen resolution 0.1 mg / L
pH Mode
pH range -2.00 to 20.00 pH
pH Accuracy ± 0.002 pH
pH Resolution 0.1/0.01/0.001 pH, selectable
pH Calibration Points 1 to 5 Points
pH Buffer Solutions USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers
mV Mode
mV Range -1999.9 to 1999.9 mV
mV Accuracy ± 0.2 mV
mV Resolution 0.1/1 mV, selectable
mV Calibration Points 1 Point
Conductivity Mode
Conductivity Range 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm
Conductivity Accuracy ± 0.5% F.S.
Conductivity Resolution 0.01/0.1/1
Conductivity Calibration Points 1 to 5 Points
Conductivity Solutions 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm
Conductivity Temperature coefficient 0.0 to 10.0 %/°C
Compensation mode Linear or Pure Water
Cell Constant K=0.1, 1, 10 or Custom
Reference temperature 20 or 25°C
TDS Mode
TDS Range 0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt)
TDS Accuracy ± 1 % F.S.
TDS Factor 0.1  to 1.0 (default 0.5)
pH Mode
pH range -2.00 to 20.00 pH
pH Accuracy ± 0.002 pH
pH Resolution 0.1/0.01/0.001 pH, selectable
pH Calibration Points 1 to 5 Points
pH Buffer Solutions USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers
mV Mode
mV Range -1999.9 to 1999.9 mV
mV Accuracy ± 0.2 mV
mV Resolution 0.1/1 mV, selectable
mV Calibration Points 1 Point
Conductivity Mode
Conductivity Range 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm
Conductivity Accuracy ± 0.5% F.S.
Conductivity Resolution 0.01/0.1/1
Conductivity Calibration Points 1 to 5 Points
Conductivity Solutions 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm
Conductivity Temperature coefficient 0.0 to 10.0 %/°C
Compensation mode Linear or Pure Water
Cell Constant K=0.1, 1, 10 or Custom
Reference temperature 20 or 25°C
TDS Mode
TDS Range 0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt)
TDS Accuracy ± 1 % F.S.
TDS Factor 0.1  to 1.0 (default 0.5)
pH Mode
pH range -2.00 to 20.00 pH
pH Accuracy ± 0.002 pH
pH Resolution 0.1/0.01/0.001 pH, selectable
pH Calibration Points 1 to 5 Points
pH Buffer Solutions USA (pH 4.0/7.00/10.01) or NIST (pH 4.01/6.86/9.18) or DIN buffers
mV Mode
mV Range -1999.9 to 1999.9 mV
mV Accuracy ± 0.2 mV
mV Resolution 0.1/1 mV, selectable
mV Calibration Points 1 Point
Conductivity Mode
Conductivity Range 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm
Conductivity Accuracy ± 0.5% F.S.
Conductivity Resolution 0.01/0.1/1
Conductivity Calibration Points 1 to 5 Points
Conductivity Solutions 10, 84, 1413 µS/cm, 12.88, 111.8 mS/ cm
Conductivity Temperature coefficient 0.0 to 10.0 %/°C
Compensation mode Linear or Pure Water
Cell Constant K=0.1, 1, 10 or Custom
Reference temperature 20 or 25°C
Dissolved Oxygen Mode
Dissolved Oxygen Range 0.00 to 20.00 mg/ L
Dissolved Oxygen Accuracy ± 0.2 mg/ L
Dissolved Oxygen Resolution 0.1/ 0.01 mg/ L, selectable
Dissolved Oxygen Calibration Points 1 or 2 Points
% Saturation Range 0.0 to 200.0 % with ± 2 % accuracy
Pressure correction 60 to 112.5 kPa, 450 to 850 mmHg
Salinity correction 0 to 50 g/ L

ORP Tester

Labtron pocket testers are small and compact in size, gives fast and accurate results. The Pocket testers consist of pH, ORP, TDS, dissolved oxygen, salinity and conductivity tester for various laboratory as well as outdoor applications. Measurements can be taken by inserting the probe in to the test solution and after gentle stirring, stable readings can be noted down.

Sensor type Platinum sensor
Connector 6 pin
ORP measurement range (-999) to 999 mV
ORP accuracy ± 2 mV
Connector BNC
ORP measurement range (-999) to 999 mV
ORP accuracy ± 2 mV
ORP resolution 1 mV

Benchtop Conductivity Meter

Labtron benchtop meters are easy to use. The LCD display, manual or automatic mode of calibration, universal connector and other features are included in this range to produce accurate, reliable results. It consist of benchtop meter for measuring pH, conductivity, dissolved oxygen content, Ion concentration, water hardness level. These meters are suitable for simple to complex applications in water quality testing, research and analysis etc.

Conductivity measurement range 0 - 20.0, 200.0, 2000 µS / cm, 200.0 mS / cm
Conductivity accuracy ± 1 % F.S.
Conductivity resolution 0.01, 0.1, 1
Conductivity calibration solutions 10 µS / cm , 84 µS / cm, 1413 µS / cm, 12.88 mS / cm, 111.8 mS / cm
Conductivity Mode
Conductivity measurement range 0.01-20.0, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm
Conductivity accuracy ±1% F.S.
Conductivity resolution 0.001, 0.01, 0.1, 1
Conductivity calibration points 1 to 3 points
Conductivity calibration solutions 10 µS/cm , 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm
TDS Mode
TDS measurement Range 0 to 10.00, 100.0, 1000 ppm, 10.00, 100 ppt (Max. 200 ppt)
TDS Accuracy ± 1 % F.S.
TDS Factor 0.01 to 1.00 (default 0.5)
TDS Calibration points 3 points
Temperature Mode
Temperature range 0 to 105°C, 32 to 221°F
Temperature accuracy ±1°C
Temperature resolution 0.1°C, 0.1°F
Temperature calibration points 1 point
Temperature Compensation Range and Mode Manual or Automatic, 0 to 100°C , 32 to 212°F
Temperature coefficient 0.0 to 10.0 % per °C
Cell constant K=0.1, 1, 10
Conductivity measurement range 0.000 μS/cm to 3000mS/cm
Resistivity measurement range 5.00 Ω·cm to 100.0 MΩ·cm
TDS measurement range 0.000 mg/L to 1000g/L
Salinity measurement range 0.00 to 8.00 %

Benchtop Water Hardness Meter

Labtron benchtop meters are easy to use. The LCD display, manual or automatic mode of calibration, universal connector and other features are included in this range to produce accurate, reliable results. It consist of benchtop meter for measuring pH, conductivity, dissolved oxygen content, Ion concentration, water hardness level. These meters are suitable for simple to complex applications in water quality testing, research and analysis etc.

Water hardness range 0.05 mmol / L -0.2 mol / L <br/> (CaCO<sub>3</sub>) 0 - 19999 mg / L, (CaO) 0 - 11220 mg / L, (boiler) 0 - 400 mmol / L, (Ca) 0 - 8020 mg / L<br/> (German degree) 0 - 1122 °dH, (English degree) 0 - 1404 °e, (French degree) 0 - 2000 °f
Accuracy ± 1 % F.S.
Calibration points 2 to 5 points
Calibration solution 0.001, 0.01, 0.1 mmol/L, 0.001, 0.01, 0.1 mol/L