Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
Penetrating Food PH meter for semi-solid substances1. Penetrating PH meters are highly accurate, stable, reliable and easy to carry. 2. it can measure PH value and temperature. . 3. LCD Indication Alarm for over Range value. 4. Tempearture
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Rechargeable 3 in 1 Conductivity TDS Temperature MeterThis is AR8211+ 3 in 1 Rechargeale Conductivity TDS / Temperature Meter Pen type is an intellectual precise measurement apparatus. It designed and made with industrial grade components and sensor, It
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Rechargeable Color LCD PH Acidity MeterThis is PH828+ Rechargeable Color LCD PH Acidity Meter Water Quality Detector, Digital pH Meter Waterproof Water Quality Tester Water Test Meter for Drinking Swimming Pool Hydroponic
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Portable 4 in 1 Penetrating Soil Food PH TesterPenetrating PH Tester is for Semi-solid,Dough,Meat Food Liquid PH Detection Vegetable Bread PH Tester Temperature detector It can measure the pH value of the solution and display the temperature of
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Portable Flammable Gas Leak Tester AlarmGVDA GD156 Gas Leak Detector with Temperature and Humidity Function Methane Natural Combustible Gas Detector for All Types of Flammable Gases
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Portable Ammonia Gas DetectorSMART SENSOR Ammonia analyzer is a continuous quantitative analysis of formaldehyde concentration apparatus, the apparatus using imported high precision electrochemical principle formaldehyde sensor,
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Portable High Precision 100%vol Oxygen AnalyzerSMARTSENSOR ST8100A is Portable Rechargeable Digital O2 Oxygen Gas Detector Tester Precision Meter for Climbing Laboratory Industry This is a precision oxygen concentration instrument, it use
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4 in 1 Multi Gas TesterThe Multi-Gas Meter is a portable and handheld instrument that is capable to use continuously monitoring four different gas: O₂, LEL, CO, H₂S, when detected these gases, all the concentration will
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Handheld Portable Oxygen O2 Gas DetectorItem Type: Oxygen Detector. Material: ABS. Model: AT8100. Battery: Lithium battery BPV4MBL5C 3.7V 1000mAh (built in)
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Combustible Gas Leak Detector With LCD DisplayDigital Larger LCD Combustible Gas Detector Gas Analyzer Flammable Natural Gas Leak Location Determine Meter Gas Tester Sound Light Alarm
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Handheld Wood Humidity Tester1.High frequency:Measurement electromagnetic wave. 2.LCD screen: Large LCD screen. 3.Selection: Selection of 10 wood density modes. 4.Indication symbol: User friendly symbol indication. 5. Measuring
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Large LCD Combustible Gas Leak Location Determine AnalyzerSMART SENSOR combustible gas leak detector with visual leakage indicator, can detect gas leakage. All you need to know the high reliability testing instrument in the use of all kinds of refrigerants,
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Flammable Natural Tester with Visual Leakage IndicatorBrand Name: SMART SENSOR. Color: Red + Black. Material: ABS Plastic. Detection Gas: Combustible Gas
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Handheld CO Propane Gas MeterPlease be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.
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Digital Wood Moisture Meter1.High frequency:Measurement electromagnetic wave. 2.LCD screen: Large LCD screen. 3.Selection: Selection of 10 wood density modes. 4.Indication symbol: User friendly symbol indication. 5. Measuring
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Portable Digital Dissolved Oxygen Analyzer1. Dissolved Oxygen Measuring Range: 0.0~30.0mg/L. 2. Resolution: 0.1mg/L. 3. Accuracy: ±3.0%. 4. Calibration: Calibration of 100% saturated dissolved oxygen in air. 5. Temperature Measuring Range:
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H2S O2 CO EX 4 Gas Monitor With Air PumpPortable Gas Monitor Tester O2 H2s Co Lel 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Pump Multi Leak Gas Detector
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Digital Humidity Moisture Meter for Plants Corn Grains1.AR991 Grain moisture meter2.range: 7.5%-50%3.Accuracy: 01/01%4.Resistance alarm seting:pre-set 10 adjustable5.power supply: 4pcs 1.5V AA Batteries6.Pinciple of measurement: Resistance
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3 in 1 Soil Ph Tester With Temperature Moisture1.PH measuring range: 2.0PH~8.5PH. Accuracy: ±0.2PH. Resolution: 0.01PH. 2.Soil temperature measuring range: -10°C to 60°C. Temperature accuracy: ±1.5°C. Resolution: 0.1°C. 3.Soil moisture
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Digital WiFi Carbon Dioxide CO2 RecorderSMART SENSOR gas detector is a device that detects the presence of gases in an area, often as part of a safety system. This type of equipment is used to detect a gas leak and interface with a control
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Measure the pH value of liquids like water or soluble fertilizers. This pH meter is used to measure the level of acidity in liquid fertilizers but also to measure the pH of tap water or for example...
Jan 12, 2021 · Not all meters can read all ranges of pH. While this is usually fine, you’ll want to make sure that your aquarium situation doesn’t need a pH reading outside of the usual range in the...
A premium pH meter that is considered a pool season essential by many users. Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe Test Kit for...
pH meters determine the pH of a solution. These instruments usually measure a sample's potential to calculate the pH, though some colorimeters will measure pH by wavelength absorption. Several...
$43.00 (10 used & new offers) Best Seller PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium...
Jan 21, 2020 · The level of pH needs to be tested for certain applications ranging from potable water to water used in industrial units. pH meters are used for this purpose, and there are several...





