GAOTek offers a full portfolio of environmental instruments, which includes products designed to measure sound, light, gases, water, time and solar energy. Our devices provide affordable environmental test solutions for monitoring and optimizing light levels, checking the moisture content and water damage, and controlling and maintaining water quality, distribution, and waste. Additionally, we offer products designed to ensure the air quality is safe, optimize the placement and performance of solar energy equipment, and other environmental monitoring functions.

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GOATek Turbidimeter

SKU: GOATek-HLT-139
This turbidimeter has a measuring range of 0.00 to 50.00 NTU, 50 to 1000 NTU, resolution of 0.01 NTU/ 1 NTU, and accuracy ± 5 % FS or ± 0.5 NTU.
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GOATek Portable Turbidimeter

SKU: GOATek-HLT-105
This Product Portable turbidimeter has a minimum reading of 0.001, allowable error of indication is ≤±6%, and stability of indication is ≤±0.5% FS.
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GOATek Portable Turbidimeter

SKU: GOATek-HLT-103
GOATek Turbidity measurement portable turbidimeter has a Control interface with two groups of ON/OFF relay contacts, divided into high and low alarm photoelectric isolation output
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GOATek Portable Handheld Turbidimeter

SKU: GOATek-HLT-107
GOATek Portable handheld turbidimeter Uses the Nephelometric principle with 90° detection.
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GAOTek PH Electrode Turbidity Sensor

SKU: GAOTek-HLT-135
This pH electrode turbidity sensor has a measuring range of 0 to 14 pH, power supply of DC 9 to 30 V, and accuracy of ±0.01 pH.
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GOATek NTU Scale Turbidity Meter

SKU: GOATek-HLT-138
This NTU scale turbidity meter has a measuring range of 0 to 5000 NTU, resolution of 0.1 NTU to 0,01 NTU, and a power supply of 220 V AC.
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GOATek Water Quality Tester Turbidimeter

SKU: GOATek-HLT-137
This water quality tester turbidimeter has a PH range is  0.00 to 14.00 PH, ORP of 1.24 mi to 1.24 mi, and electrical conductivity of 1 to 100ms/cm.
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GOATek Multifunction LCD Portable Turbidimeter

SKU: GOATek-HLT-136
GOATek multifunction LCD portable turbidimeter It adopts a 3-inch color LCD with intuitive GUI graphic navigation and membrane button panel design.
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GAOTek Turbidimeter For Water Treatment

SKU: GAOTek-HLT-132
This turbidimeter for water treatment has a power supply of AC 220 V+10% 50 Hz/60 Hz, output accuracy of 0.2% FS, and maximum load of 750 Ω.
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GAOTek Digital Water Tester Turbidimeter

SKU: GAOTek-HLT-134
GAOTek digital water tester turbidimeter is a device designed to be permanently installed as either a stand-alone instrument or as part of a control panel - to offer continuous turbidity measurements from a Turbidity Sensor.
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GAOTek LED Turbidimeter

SKU: GAOTek-HLT-133
This LED turbidimeter has power supply 220 V 50 Hz, measurement range is 0 to 20 mg/L, and accuracy is 0.2% FS.
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GAOTek High Performance Portable Turbidity

SKU: GAOTek-HLT-130
GAOTek high performance portable turbidity Sensor adopts 90°scattering light principle, RS485 and standard Modbus, with a good advantage of wide range, self-cleaning and free maintenance; It can be used to measure turbidity value of backwash water in filter tank, raw water and sedimentation tank in waterworks, monitoring the water quality in industrial production and regular water monitoring for surface water, groundwater and pipe network.
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GAOTek Digital Turbidity Sensor

SKU: GAOTek-HLT-131
GAOTek digital turbidity sensor uses fluorescence measurement of dissolved oxygen, blue light emitted by the phosphor layer, a fluorescent substance is excited to emit red light, and the fluorescent substance and the concentration of oxygen is inversely proportional to the time back to the ground state.
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GAOTek High Precision Portable Turbidimeter

SKU: GAOTek-HLT-129
GAOTek high precision portable turbidimeter measure optical density of microorganism suspension, determine the inoculation concentration of microorganisms according to McFarland turbidity.
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GAOTek LED Light Source Turbidity Meter

SKU: GAOTek-HLT-128
This LED light source turbidity meter has minimum readout of 0.01, measuring range of 5 to 100, 100 to 1000, and basic error ±5% FS.
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GAOTek Portable Turbidity Meter

SKU: GAOTek-HLT-127
This portable turbidity meter has measuring range 0 to 10000 mg/L, accuracy of 2.0 %(FS), and power supply of DC 12 V.
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GAOTek High Precision Turbidimeter

SKU: GAOTek-HLT-126
GAOTek high precision turbidimeter has narrow band filter system, less susceptible to interference of light (For BK-T201/BK-T202),Cold light source, narrowband interference optical system (For BK-T201A/BK-T202A).
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GOATek Digital Turbidity Meter

SKU: GOATek-HLT-104
This digital turbidity meter has a measuring range of 0 to 100, 0 to 4000 NTU, accuracy ±2%, and operation temperature of 0 to 45 °F.
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GOATek Portable Turbidity Meter

SKU: GOATek-HLT-102
This portable turbidity meter has a measuring range of up to (0 to 20.00) NTU, resolution of 0.01 NTU, 0.1 NTU, 1 NTU, and accuracy ≤±8%.
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GOATek Salinity Turbidity Sensor

SKU: GOATek-HLT-101
This salinity turbidity sensor has a measuring range of ±1000.0 mV (0.00 to 14.00) pH, EC range is 0 to 10 mS/cm, and temperature range is 0 to 60 °F.
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GOATek Laboratory-Performance Turbidimeter

SKU: GOATek-HLT-115
GOATek Laboratory high-performance turbidimeter measures suspended water-insoluble particulate matter generated by the degree of light scattering, to get the content of suspended particulate matter.
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GOATek LCD Screen Portable Smart Turbidimeter

SKU: GOATek-HLT-114
This product LCD screen portable smart turbidimeter has a measuring readout of 0.01, and the measuring range is 5 to 100, 100 to 1000, and the basic error is ±5% FS.
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GOATek Portable Digital Turbidimeter

SKU: GOATek-HLT-113
This portable digital turbidimeter has a measuring range of 0 to 200 NTU, accuracy is 0.1 NTU, and intrinsic error of ±2.5% FS.
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GOATek Electronic Concentration Potable Turbidimeter

SKU: GOATek-HLT-112
GOATek Electronic concentration potable turbidimeter series Intelligent turbidimeter using light scattering principle, the calibration solution using formazan standard solution commonly used internationally.
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GOATek Scattered Light Portable Turbidimeter

SKU: GOATEK-HLT-111
GOATek Scattered light portable turbidimeter is a portable turbidity detection instrument for outdoor operation and rapid analysis of turbidity in industrial wastewater and domestic sewage.
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GOATek LED Light Source Portable Turbidity

SKU: GOATek-HLT-110
GOATek LED light source portable turbidity TN series of astigmatism degree is scattering turbidity meter used for measuring suspended in water or transparent liquids insoluble particles generated by the light and can content quantitative table card the suspended particulate matter.
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GOATek Portable High-Precision Turbidimeter

SKU: GOATek-HLT-109
GOATek Portable high precision turbidimeter has a narrowband filter system, is less susceptible to interference of light Cold light source, narrowband interference optical system, and can store standard 20 curve and 199 measurements value 20 curve and 199 measurements value.
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GOATek High Precision Laboratory Portable Turbidimeter

SKU: GOATEK-HLT-108
GOATek High precision laboratory portable turbidimeter Portable Laboratory Bacteria Turbidimeter is Designed to measure the optical density of microorganism suspension, and determine the inoculation concentration of microorganisms according to McFarland turbidity.
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GOATek High-Performance Portable Turbidimeter

SKU: GOATEK-HLT-106
GAOTek product high-performance portable turbidimeter has measurement method of nephelometric method (90°), stray light is < 0.02 NTU and sample vials are 60(H)*25 in.
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GAOTek Portable Turbidity Meter

SKU: GAOTek-ETM-130
GAOTek High precision digital surface roughness tester TR200 is an accurate surface finish measuring instrument that measures the surface roughness of a variety of machined parts, including planes, bevels, outer cylindrical surfaces, curved surfaces, small holes, grooves and axles.
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GAOTek Portable Turbidity Meter

SKU: GAOTek-ETM-129
GAOTek Portable turbidity meter Portable turbidity meter, up to 5 points calibration, selectable turbidity unit, and measurement mode
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GAOTek High Precision Water Quality Analyzer

SKU: GAOTek-ETM-128
This product high precision water quality analyzer has 1 channel RS485 Modbus RTU standard protocol, 2 switches, program control output, and 5-channel 4-20 mA program setting output
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GAOTek Water Quality Analysis Turbidity Meter

SKU: GAOTek-ETM-127
This product water quality analysis turbidity meter has 90°F of scattered light method, Resolution of 0.1 NTU to 0.1 °F, and accuracy with 2 to 5% FS
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GAOTeK Turbidity Sensor For Water Treatment

SKU: GAOTek-ETM-126
GAOTEK Turbidity sensor for water treatment has Many organic compounds dissolved in water that are absorbent to ultraviolet light
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GAOTek High Precision Fluorescence Turbidity Sensor

SKU: GAOTek-ETM-125
This product High precision Fluorescence turbidity sensor adopts 90°scattering light principle, RS485 and standard Modbus, with a good advantage of wide range, self-cleaning and free maintenance
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GAOTek Scattered Light Turbidity Meter

SKU: GAOTek-ETM-124
GAOTek Scattered Light Turbidity Meter is for measuring the light scattering from the insoluble particles suspended in water or transparent liquid, and to quantitatively characterize the content of the suspended particulate matter.
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