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
Digital Salinity Meter for Food Water PoolThis industrial grade salinometer can be used for measuring the salt value and temperature of solvent, which measuring rang is 0.00ppt-9.99ppt 10.0ppt-50ppt.
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Rechargeable Color LCD Digital Salinity MeterThis is AR8212+ Rechargeable Color LCD Digital Salinity Meter with Screen 0.00ppt-9.99ppt 10.0ppt-50ppt Seawater Pool Aquarium Electronic Waterproof RefractometerThis portable Rechargeable Color LCD
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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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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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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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Electronic Refrigerant Freon Leak Detector1. Detects all existing refrigerants;. 2. Equipped with flexible stainless sensor catering for all applications. 3. High efficency pump increases sensitivity
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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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Combustible Natural Gas Leak DetectorPlease 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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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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Portable Carbon Monoxide Detector AlarmPortable detector for detecting carbon monoxide(CO) gas.. Can continuously monitor the CO gas concentration in the surrounding environment.. Sound alarm works when CO gas concentration reaches the
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Digital TDS Conductivity AnalyzerConductance / TDS accuracy: ± 3% F.S ± ldigit. Repeatability: ± lμs / 0.01ms. Test solution temperature range: 0 ° C ~ 60 ° C
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Portable Pen Type PH Water Quality TesterIf so, this pen-type pH meter is what you need. Featuring the automatic temperature compensation which will automatically compensate the solution temperature of 0~70℃, it can provide you the accurate
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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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Digital Dissolved Oxygen DetectorWant to know whether the dissolved oxygen value of water is up to the standard? If so, this pen-type dissolved oxygen meter is what you need. Designed and made with imported components and sensor
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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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4 in 1 Multi Gas Detector1.Portable monitor for detect O2, CO,H2S, LEL.. 2.Respond quickly, detect precisely, Sound,light,vibration three types alarms indication.. 3.With portable plastic case, built-in sponge, no need to
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Inductive Pinless Wood Moisture 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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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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Portable Gas Leak Detector Alarm for All Types of Flammab...GVDA GD156 Portable Gas Leak Detector Alarm for All Types of Flammable Gases with Temperature and Humidity Function Methane Natural Combustible Gas Detector for All Types of Flammable Gases
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Rechargeable Refrigerant Gas AnalyzerA 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 system so
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Dec 18, 2021 · Fowinker Digital Salinity Tester For Saltwater. This handheld Fowinker saltwater meter has an LED LCD dual display monitor. The dual display monitor will give you a clear...
Sep 25, 2022 · Digital Salinity Tester for Salt Water - Waterproof IP67 Salinity Meter with ATC Large Range 0-200ppt Saltwater Tester for Seawater, Aquariums, Marine Monitoring, and Koi...
Digital Salinity Meter Handheld Salt Water Quality Tester for Food Pool Aquarium (No Battery) Non-Contact Tester: Amazon.com: Industrial & Scientific...
Sep 15, 2022 · Wide Application Meter: Hofun digital water salinity test meter applies for multiple uses, like swimming pool salt water test,Koi Fish, Seawater, Aquariums & Marine...
Aug 01, 2022 · ORAPXI Salt Water Tester Digital Pool Salt Meter 0-100 PPT & 1.000-1.070 Specific Gravity (SG) for Aquarium, Seawater, Salt Fish Tank, Marine aquaculture, Marine...
Amazon.com: Digital Salinity Meter Handheld Salt Water Quality Tester for Food Pool Aquarium (No Battery) : Pet Supplies...





