Top 10 Colloidal Silver Tester – Lab pH Meters

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1. Dr. Lyn


0-5000 PPM, for Hydroponics Growing Reverse Osmosis System, Leather Case, Dr. Lyn 3 in 1 TDS Pen Zero Water Quality PPM Tester Meter, Aquaculture Colloidal Silver Beer Wine Pool Hardness Salinity

Dr. Lyn #ad - Usages include: water hardness, ecology, food processing, beer brewing, hydroponics, colloidal silver, aquaculture, wine, pool/spa, cosmetics, wastewater plant, home and outdoor. If for any reason you aren’t happy, simply contact us and we’ll replace or refund the product for you. This will easily safeguard every family from unfit water consumption.

To ensure safety of the the power supply, the water tester will shut down automatically after 2 minutes stand by. Add to cart’ now and join thousands of people around the world who care for their health and that of their families! You owe the miracle of clean water to yourself! Prevents water hardness risks and associated health issues with our TDS meter. 100% risk free purchase– we are a truly remarkable company offering one of the absolute best water quality testers on the market. 3 in 1 functionality - this truly revolutionary, cutting edge and pristine quality tds meter can test tds, ec and temperature.

Premium quality probe and ACT ensures the water quality tester reads accurately at various temperatures. The tds meter is portable, travel, dynamic and every family or individual’s superpower when it comes to water quality and safety! You can test water anywhere to know the hardness of drinking water. Buy with utmost confidence. Great design and lcd – unlike traditional screens, which is easier and clearer for taking readings. Ultimate safety & quality - within 5 seconds you can learn the water quality with utmost accuracy and speed via this set of TDS Pen.
BrandDr. Lyn #ad
ManufacturerPremiumSellerCo #ad
Height2 Inches
Length6 Inches
Weight0.12 Pounds
Width3 Inches
Part NumberWB-011

2. Aibrisk


Water Hardness Digital Tester, Water Test Meter for Drinking Water Aquarium RO/DI Swimming Pool Spa Water, 4-in-1, 0-9999ppm, TDS Meter, Aibrisk Water Quality Tester, EC Meter & Temperature Meter

Aibrisk #ad - Easy to read: the tds tester will save the measure result for easy reading and recording when you press “HOLD” button. Test water purity: with agile titanium alloy electrode, you can check overall water purity level which display on the screen in PPM Parts Per Million.

Customer service: the tds meter has 90-day after-sale service. No calibration or setup needed, you can use it straight out of the box. Save battery power: the tds tester shuts off automatically without pressing any buttons for 2 minutes to conserve batteries. Easy to use: put the tds meter in water and you will get your results in seconds. We will provide a refund or replacement under any product issues.
BrandAibrisk #ad
ManufacturerAibrisk #ad
Height0.5 Inches
Length6 Inches
Weight0.1 Pounds
Width1.2 Inches
Part Numberwater

3. HM Digital


+/- 2% Readout Accuracy, HM Digital TDS-4 Pocket Size TDS Tester Meter with 0-9990 ppm Measurement Range , 1 ppm Resolution

HM Digital #ad - Alkaline batteries included. Hold function: freeze the measurement to view it out of the water. Atc automatic temperature Compensation ; Advanced microprocessor technology. The sleek design of the TDS-4 is perfect for personal or commercial use. This tds tester is ideal for all water purification applications, hydroponics, aquaculture, wastewater regulation, and colloidal silver. Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
BrandHM Digital #ad
ManufacturerHM Digital, Inc. #ad
Height5.5 Inches
Length0.55 Inches
Weight0.2 Pounds
Width0.9 Inches
Part NumberTDS-4

4. HiKiNS


HiKiNS TDS Meter Digital Drinking Water Quality Tester & Temperature Meter Smart Portable Cute 0~9990ppm Testing Range for Aquariums etc

HiKiNS #ad - Ideal tool for testing household drinking water, purification, aquariums, RO/DI systems, hydroponics test your nutrients etc. High accuracy & easy use: maximum tolerance less than +/- 002 and come with an easy operating step.

Small size: easy for people to carry with its mini elegant look and lightweight, this ppm meter takes up really little more than its advantage. Wide use: 0-9990 ppm testing range. Long using life: lithium ion battery applied to years of long life for our HiKiNS digital TDS meter, and 30 days of free return / change & 3 years quality warranty period. Fast read & auto-off function: with the smart detecting chip, it can be read on the TDS meter digital screen in one second. And the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
BrandHiKiNS #ad
ManufacturerHikins #ad
Height0.59 Inches
Length5.9 Inches
Width0.79 Inches
Part NumberTDSmeter-003

5. Aibrisk


Aibrisk TDS Meter Water Test Kit, Water Testing Kits for Drinking Water,TDS/EC/Temperature Meter 4 in 1,Water Hardness Test Kit 0-9999ppm,Aquariums and Swimming Pools Hydroponics

Aibrisk #ad - Auto off energy saving : measure your water quality within minutes and save measurements for convenient reading and recording. The tds tester shuts off automatically after 9 minutes of non-use to conserve batteries. Test your water purity : how pure is your water? just stick it in about 1 inch of water, and the tDS water tester can tell you your overall water purity level, which will be displayed on the screen in ppm.

Ppm figure ≤ 40 indicates tds figure qualified for direct drinking water; ppm>40 means this is non-drinking water. A digital water quality tester can meet three different measurement requirements. Multipurpose tds meter : test drinking water purity to ensure it's healthy, whether filter need replaced, monitor if Reverse Osmosis RO/DI System works properly, hydroponicstest nutrients, etc.

If you have any questions, maintenance aquarium, pool and spa, please contact me.4 in 1 function : aibrisk tds meter can test tds,ec and temperature. Its measuring range of tds is 0-9999 ppm ± 2%, the ec range 0-9999 μs/cm ± 2%, and the temp range is 32-176°F, 0.1-800°c with accuracy 2% ℃. Better accuracy& hold function : in order to achieve high accuracy, reliable automatic temperature compensation ATC function to ensure that the readings are always accurate at various temperatures.
BrandAibrisk #ad
Manufacturer1236512 #ad
Weight0.12 Pounds
Part Number45112151554



Water Tester Digital TDS Meter, EC Meter, PPM Meter and Temp Meter,0-9999 ppm, Spa, Aquarium, Portable Water Quality Tester Suitable for Home ATC Drinking Water

HZQDLN #ad - It is compact and requires no maintenance. High accuracy, equipped with premium quality titanium alloy probe, and reliable Automatic Temperature Compensation ATC ensures reading always be accurate at various temperatures advance LCD backlight display screens let you easily read the displayed value.

Notices, after placing the ph acidity tester in water about 1 minute you can get the most accurate measurement data. Please wash and dry the water in the PH meter after use, otherwise they will rust. It can protect children, test drinking water purity to ensure it's healthy, hydroponicstest nutrients, The elderly, Aquariums, whether filter need replaced, The health of pregnant women, Please develop the habit of testing water quality.3

3 in-1 tsd test pen, this tds meter can test tds,ec and temperature. Come with a leather case, that is easy to use at home or outdoors. Just stick it in about 1 inch of water to get a reading. You can test water anywhere to get the purest drinking water. 4 modes, its measuring range of tds is 0-9999 ppm with accuracy: ± 2%, while the EC range 0-9999 us/cm and the temp range is 32. 0-212°f- 0-99. 0°c with accuracy ±0
BrandHZQDLN #ad
ManufacturerHZQDLN #ad
Part Number2

7. Cherioll


Water Quality Tester,Temperature and EC Meter with Carrying Case, Aquariums and MoreUpgrade LED, Ideal ppm Meter for Drinking Water, 0-9999ppm, TDS Meter Digital Water Tester, PH Meter Combo

Cherioll #ad - Small and easy to carry. Multifunction ph meter suit: with tds ph ec temperature accuracy, etc. For maximum convenience, simply press the calibration button. The ph meter with ATC can calibrate itself automatically.

To calibrate the ph pen tester: a screwdriver is not required for calibration. Both measuring devices: with this function, the pH value measuring device and the TDS and EC measuring device enable you to know the result of the water quality more quickly and more precisely. To test the quality of liquids such as drinking water, pools, which can ensure the water safety of daily life. Indoors or on vacation, spas, well water, aquariums, faster. High accuracy: the numbers on the ph meter range from 1. 00 to 14. 00, while the numbers on the digital EC and TDS meter range from 0 to 9990 ppm. Lcd display: the lcd shows the data clearly on automatically.
BrandCherioll #ad
ManufacturerCherioll #ad
Part NumberMeter 0615

8. Roeam


Pen Type ORP Meter Water Quality PPM Tester Meter, Backlit Display Water Quality Analysis Device Meter Measure Household Drinking Kombucha Aquaculture Colloidal Silver Beer Wine Pool Hardness

Roeam #ad - Apply in water sources, spas, hydroponics, aquarium, swimming pools and other water systems. The tendency of the solution to either gain or lose electrons. Clear lcD with backlight. Mini small size, easy to carry with. Use to measure the amount of Oxidation Reduction Potential ORP level.
BrandRoeam #ad
ManufacturerRoeam #ad
Part NumberVYC5177602824060HY

9. Rodopi


TDS Meters and Testers pH Tester

Rodopi #ad - Total concealed fit in your bag or pocket for easy, casual carrying. Compact portable design: pocket fitting pH meter that's also lightweight and compact. Wide application: ideal instrument for any aquarium, school laboratories, food & beverage, spa, swimming pools, the fishing industry, water etc. Easy to use: simply immerse the pH meter electrode in the solution to be tested, readings are quickly display on a large LCD display. Users can use it directly. Auto calibrated: this pH meter is factory calibrated.
BrandRodopi #ad
ManufacturerUSA or imported #ad
Part NumberPH009



Professional Water Quality Tester,EC TDS meter, Ideal ppm Meter for Drinking Water, Hydroponics and Water purifier, 4 in 1 Portable High Precision Digital TDS PPM Meter

BBGPPG #ad - For special requirements, the warning value can be changed. They are small and portable, camping, etc. World health organization drinking water quality standards: drinking water ≤ 500ppm, but it takes 48 hours, and the water test pen can be recycled, and lab tests can cost you hundreds of dollars. You only need to buy a water test pen with a few us dollars, the ppm value in the water is not known to the naked eye, very long time, high-purity drinking water ≤ 40PPM, the laboratory test has the instrument to test the bacteria in the water, for your family enjoying pure water.

Wide range of applications, aquaculture, motor homes, hydroponics, cosmetics, hot springs, home/office, ecology, wastewater treatment, colloidal silver, for water purification, scientific laboratories, physics/chemistry laboratories, pools, food processing, etc. Unlike traditional screens, on holiday, lakes, so you can test the water anywhere to get the most pure drinking water.

Drinking pure water is safer. The water test pen can give you a professional and accurate data to meet your needs. 4 in 1 upgraded 2019: professional tds, and auto-hold function for easier use. More user-friendly design. Unlike other ordinary water pens, this TDS pen's unique metal temperature sensor allows you to get the most accurate reading faster and more accurately, away from water pollution. Operation is very easy and quick, ec and temperature Test Pen with big backlit LCD display for easier reading, in 3 seconds, just put the water test pen in the water you need to test.
BrandBBGPPG #ad
ManufacturerBBGPPG #ad