Top Gas Meter Calibration Reviews

HM Digital C342 TDS and EC Calibration Solution, 342 ppm (NaCl), 90 ml Volume

NaCl calibration solution, available in 342 ppm or 1000 ppm.
Comes in lightweight HDPE plastic bottles.
Use the HM Digital TDS Calibration Solution (342 PPM) to periodically re-calibrate your HM Digital TDS meter or HM Digital Water Quality Tester.
This HM Digital TDS Calibration Solution is also known as Water Tester Solution andTDS Meter Calibration Solution.

Check Stock

High Flow O2 Liter Meter 2-15 LPM to Measure Oxygen by Responsive Respiratory

Compact, lightweight, and simple to use and read 2-15 LPM High flow liter meter.
Ideal for use as a concentrator flow check – not for use to verify quality or purity of gas being measured.

Check Stock

2 Pack pH Meter and TDS Meter, 0.05 pH High Accuracy Tester Pen, ± 2% Readout Accuracy Digital Water Quality Filter Pen, 0-9990ppm, Ideal Water Purity Test for Drinking Water, Aquariums, Hydroponics

...rofessional TDS, pH Pen. Upgraded with big LCD for easier reading, and hold-lock function for easier use. Just turn TDS meter on and stir water gently, then stabilized readings will be hold-locked on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 5 minutes..
【How to use calibration】- Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to 6.86, 4.01, and 9.18 to complete the calibration. pH meter has been calibrated before delivery, the buyer does not need to re-calibrate after receiving the goods, In the following cases, the pH meter must be re-calibrated: Has been used for a long time after calibration.
The measurement accuracy requirements are relatively high..

Check Stock

Manometer, 12 Selectable Units Differential Pressure Gauge, Dual-Port Manometer Gas Pressure Tester, Digital Pressure Gauge with Backlight, Professional Air Pressure Meter, Handheld HVAC Manometer

...essure Gauge with Accurate Readings】The digital pressure gauge adopts a high-quality pressure sensor, which has the characteristics of high precision and wide range. High-precision ADC and low-power MCU. Maximum/minimum mode and DIF mode. Professional air pressure gauges are specially used for gas measurement and calibration, gas pressure system troubleshooting, laboratory testing, maintenance and installation of blowers, clean rooms, boilers and other gas appliances..
【Differential Pressure Gauge with 12 Selectable Units】The length of the two hoses in the gas pressure gauge set is 25cm.
The thread size of the barb metal connector is 1/8 inch.
12 optional units (mmHg, inHg, ftH₂O, cmH₂O, inH₂O, Pa, KPa, mbar, bar, psi, Kgcm² and ozin²).
【Manometer for Measuring Positive and Negative Pressure】There are two ports on the top of the differential pressure meter, one for testing positive pressure and the other for testing negative pressure. You can select any port to test the pressure difference (P1-P2) between the two areas. Using the single pipe connector of the air pressure meter, you can quickly measure the current pressure value (relative to the current atmospheric pressure)..
【Digital Manometer with Data Recording & Holding Func....

Check Stock

VOLCANOES CLUB Moisture Meter - Digital Pin Type Humidity Sensor Water Leak Detector For Wood, Wall, Plaster, Floor, Brick - Accurate Inspector Tool - Backlit LCD Screen - Level Tester (Low-Mid-High)

...u need a moisture meter? Using our moisture meter, you’ll be able to effectively prevent any water leaks and damages, as well as cracks, splits, warping and mold growth. A moister meter can save you money and time, so you don’t spend a lot of money on carpentry or wood purchases..
TWO MEASUREMENT MODES (built-in calibration in the protective case): Wood mode: there are 8 calibration ranges (A, B, C, D, E, F, G, H) based on different types of wood materials, ensuring you get accurate results every time, ranging from 6% to 60%. Building mode: the range for building materials such as concrete and drywall is between 1.5 – 33%. For an accurate read, please stick the stainless steel pins into the surface of the measuring object..
EASY-TO-READ MOISTURE READER: The large, easy-to-read backlit LCD screen and user-friendly humidity level indicator allows for quick and easy reading whether the moisture content is Low (GREEN: wood < 12% / building < 17%), Mid (YELLOW: wood 12-15.9% / building 17% - 19.9%) or High (RED: wood 16-60% / building 20%-33%)..
TYPE OF TEST OBJECT: Using this moisture meter to measure the moisture content of firewood before barbecue can avoid a lot of smoke when burning. Besides checking firewood, you can also use this humidity t....

Check Stock

AEROSPRING 3-in-1 Waterproof Multifunction Digital Meter, Measures Electrical Conductivity (EC), pH and Temperature Functions Specially Designed for Hydroponic Systems

3 in 1: EC and pH are vital measurements in Hydroponic systems. With the AEROSPRING 3-in-1 Multifunction Digital Meter you can accurately measure EC, pH and temperature values, accurate to +/- 2% EC, +/- 0.01 pH: and Temp: 0.9F. Comes with a lanyard..
Automatic Calibration: Featuring three-point calibration, the meter can automatically identify calibration solutions of pH 4.00, pH 6.86 and pH 9.18. Included 3-pack pH buffer solution (4.00, 6.86 and 9.18). EC calibration solution not included. Recommended to calibrate every 4-6 weeks for accurate measurements..
High Accuracy: Highly sensitive probe gives you a full measurement range of 0-19990μS/cm EC and 0-14 pH, Rsolution 0.01 pH.
Multifunction Digital Meter green backlit display ensures you can read the measuring results under any lighting conditions..
Important Hydroponic Measurements: EC measures the level of nutrients in your system and gives you a measurement of the quantity of available nutrients, allowing you to use this information to add nutrients to your desired level. pH is the measure of the acidity of a system and determines how plants and other organisms interact with different nutrients..
Multiple Uses: Pocket-sized and multi-functional, the AEROSPRING Multifunct....

Check Stock

5 in 1 PH Meter, TDS/EC/Salinity/Temp/PH Meter for Water, Digital PH Tester 0.01 High Accuracy Water Testing Kits for Drinking Water, Pools, Fish Tank, and Hydroponics, PH Pen Hydroponics Supplies

Includes: 1 x 5 in 1 ph meter(battery include), 1 x user manual, 3 x calibration powder..
[ 5-in-1 PH Meter for Water ] : PH meter is designed with 5-in-1 function, which can be measured PH, TDS, EC, SALITY, and TEMPERATURE. Satisfy all your testing requirements and fully test water quality! Get Healthy Pure drinking water or other use water with this 5 in 1 pH meter..
[ Easy to Use ] : Just dip the electrode in the target solution then press and hold the MODEL / CAL button for 6 seconds after the readings to stabilize(usually 5~10 Seconds) and the ph meter will automatically calibrate. Digital pH meter uses a 3-point calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18,You can calibrate effortlessly to ensure the accuracy of your measurements..
[ High Accuracy & Reliable ] : ±0.01 pH accuracy, 3-point calibration and 0-14 measure range of the digital ph meter sure you get a accurate testing result. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response..

Check Stock

99.999% by Volume Nitrogen Calibration Gas, 17 Liter Steel Cylinder.

WIDE RANGE OF COMPATIBILITY: Most calibration accessories are designed for use with more than one instrument. Calibration cylinders are also conveniently compatible for use with the GALAXY GX2 Test System so they fit easily with other components and ensure a comprehensive safety evaluation.
MULTI-GAS TANK: The calibration gases within the cylinder are 1.45 % CH4 (Methane), 15% O2 (Oxygen), 60 PPM CO (Carbon Monoxide), 20 PPM H2S (Hydrogen Sulfide).
RECYCLABLE CYLINDER: MSA promotes recycling of Model R, Model RP, and Econo-Cal Calibration Cylinders. The calibration gas recycling program benefits a non-profit organization where cylinders are not refilled.
they are salvaged for scrap. Simple recycling instructions are included with every eligible cylinder..
RFID-TAGGED FOR EASY TRACKING: RFID technology and software offer convenient setup, recordkeeping, automatic calibration cylinder recognition, cylinder pressure, expiration warnings, and status of multiple cylinders simultaneously.
SAFETY & COMPLIANCE: All MSA calibration gas is supplied with individual Certificate of Analysis to NIST-traceable standard and MSDS. Cylinders, testing systems, and detectors also meet all applicable OSHA regulations and follow relevant safety standards in markets they ....

Check Stock

YINMIK YK-P01 pH Tester Digital pH Meter for Water Hydroponics, Accurate pH Temp Meter with ATC for Pool, Spa, Hot Tub, Indoor Plants, Drinking Water, Wine Beer Home Brewing, Aquarium

to measure pH of your well water , alkaline tap water and other drinks ..
[Accurate pH Tester with Effective ATC] Built with stainless steel temperature sensor, YK-P01 pH meter has an effective temperature compensation (ATC) function, which ensures the rapid response and accurate test results..
[Easy Calibration for YINMIK pH Tester] Supporting 3-point auto calibration, following the instruction manual can easily achieve 4.00, 7.00, 10.01 auto calibration. Don't worry about the calibration solution, you can easily configure up to 500ml of calibration solution for each standard using the calibration powder included in the package. In addition, you can also purchase calibration powder from the YINMIK store on Amazon at an affordable price..
[More User-friendly Designs] Backlights ensures you can use the product in a dimly lit working environment. HOLD/TEMP button can be used for reading lock, attribute to this function, the reading will not disappear after the pH meter leaves the test solution..

Check Stock

Fivota pH and TDS Meter Combo, 0.01 pH Accuracy pH Meter with ATC 0-14 pH Test Range, Temperature and TDS Test Meter Range of 0-9990ppm, 3 Meters Combo Ideal for Various Water Test Requirements

..., temperature and TDS value of liquid)..
Upgraded pH Meter: This advanced pH tester features Automatic Temperature Compensation (ATC) function that means it will automatically compensate the temperature of solution within a range of 32～122℉. Full measurement range of pH 0 – 14 with accuracy of 0.01..
Simplified Calibration procedure: No more complex operation of using screwdriver to calibrate meter needed. What you need to do is to immerse the pH meter into the specific solution (included in the package) and then press the calibration button, and the meter will be calibrated automatically. No calibration is needed for the TDS meters..
Multifunctional TDS meters: There are 2 TDS meter in the package, and the white TDS meter can test TDS value of liquid from 0 to 9990ppm with ± 2% accuracy and also the temperature of liquid in range from 32～210℉. The blue TDS meter can test TDS value of liquid from 0 to 9999ppm with ± 2% accuracy and also the temperature of liquid in range from 32～176℉..
Wide applications: This liquid test meters combo can be used in laboratory for different kinds of test experiments.
it can also be used for home purposes to test many important factors of drinking water in order to ensure safe water consumption..

Check Stock

APERA INSTRUMENTS Premium Series PH8500 Portable Handheld pH Meter Kit AI5520

Take lab-grade pH/mV measurements in a quick and easy manner.
IP57 rugged structure design for in-field use and the foldable stand supports use as a benchtop meter.
Automatic multi-point calibration with slope data display, due calibration reminder, and last calibration date check.
Auto/manual data logging with GLP data management (500 sets of data storage) and USB data output.
Self-diagnosis ensures the meter will be properly calibrated and guides you on how to fix common problems.

Check Stock

PerfectPrime GA0030 Portable Formaldehyde HCHO / TVOC Gas Concentration Indicator Sensor Detector/Three Light Colors Alarm

Portable Formaldehyde HCHO , TVOC Gas Concentration Detector with 3 Colors Light (Green/Yellow/Red) Alarm for Indoor home safety.
Formaldehyde HCHO / TVOC Range : 0 ~ 9.999 mg/m3.
Built in 360 degree detector ports on top of the meter , LCD Display HCHO / TVOC Data with Blue Color Back lighting.
Ease to Use and Calibration Enable with precise air quality monitoring..

Check Stock

Linestereder PH Meter Digital Water Quality Tester Testing Range 0.00-14.00 Ph Great for Household Drinking Pool and Aquarium High Accuracy Pen Type PH Test Water.

⛪ [ Accurate PH Tester Digital ] PH meter use sensitive glass bulb electrode sensor that can quickly and clearly read accurate PH values in the....
⛪[ PH Meter Automatic Calibration ] PH meter has an automatic calibration function that can be adjusted according to water temperature and quality,....
⛪ [ Automatic Temperature Compensation] PH meter has a built-in temperature sensor. When the temperature of the sample solution is different from....
⛪ [ Extensively Tested kit ] Conveniently fits in your pocket or bag and goes anywhere. PH meter is ideal option for families and laboratory testing....
⛪ [ Package Includes ] Come with 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders. The enclosed detailed....

Check Stock