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
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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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 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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4 in 1 Multi Gas MeterThis professional 4 in 1 gas detector is designed for detecting CO, H₂S, O₂ and LEL gas. It can continuously monitor the CO, H₂S, O₂ and LEL gas concentration in the surrounding environment, once the
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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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Portable CO2 Carbon Dioxide Detector1. Battery indication,alarm value set,volume adjustable.. 2. ℃/℉ unit switchable.. 3. Widely used in factory, home, office, and public place.
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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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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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Digital Moisture Detector For Wood Building Material1.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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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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Handheld Oxygen O2 Gas Analyzer 0 To 30%SMART 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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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 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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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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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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The HI9146 is a rugged, portable dissolved oxygen (DO) meter designed to provide high accuracy measurements whether in the field or in the lab. The meter features automatic calibration performed at...
dissolved oxygen meter 2.portable, easy to carry 3.protect from power off 4.LCD 5.display the concentration value &temp DO Analyzer...Characteristics: 1. With the function of double displays of...
Portable dissolved oxygen apparatus is composed of main engine and fluorescence dissolved oxygen sensor. Advanced fluorescence method is adopted to determine the principle, no membrane and...
The InTap portable dissolved oxygen meter is designed specifically to deal with the challenges of calibrating in-line DO sensors and reduces calibration workload by as much as 50%. The...
Dissolved oxygen (DO) is a liquid process measurement for determining the amount of oxygen dissolved or carried in the process liquid. There are three common technologies for dissolved...
2 days ago · Feature: 1. Dissolved Oxygen Saturation (%) 0.0-300.0%. Dissolved Oxygen Saturation (%) 0.10%. Dissolved Oxygen Saturation (%) ±1.5%F.S. 1 x Dissolved Oxygen Electrode. [Temperature...





