ReviewsCalibration Solution

pH Buffer Calibration Kit - 500mL Each pH 4 7 10 & 4oz KCl - The Curated Chemical Collection

Buffer calibration kit for determining pH levels.
Solution for storage of electrode (electrode sold separately).
Instructions and safety data sheet (SDS) packet with product information and handling procedures.
Suitable for age 13 and older with adult supervision.

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Hanna Instruments HI7031L 1413 µs/cm Conductivity Calibration Solution, 500mL Bottle

The 1413 micro siemens/cm calibration solution is best suited for general use.
The Hanna range of conductivity calibration solutions has been produced to ensure the maximum accuracy for conductivity meters and probes.
Hanna conductivity meters can be calibrated in a few minutes right in the laboratory or field.
1413 microsiemens per centimeter EC value at 25 degree C.

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CGOLDENWALL High Precision Lab Scale Laboratory Analytical Electronic Balance Digital Precision Scale Pharmacy Jewelry Scale 110V Calibrated(5000g, 0.01g)

【Precise Measurement】The lab scale can measure up to 11lb/5kg with a division of 0.01g. Its high precision strain gauge sensors makes the weighing results trustworthy and stable every time..
【Multifunctional】The electronic analytical balance features of units conversion (g, kg, ct, oz, ozt, lb, dwt, %, tol, mm), tare/zero, counting function and manual calibration..
【Durable&Study】Made up of stainless steel weighing platter and ABS shell, the lab balance is sturdy and can work for a long time. Its 7.1X5.5 inch large pan can meet different weighing needs..
【LCD Display】LCD display with blue backlit enables clear reading of the results in any light setting with low battery and overload indication..
【One Year Warranty】All of our precision scales are calibrated before shipment. If any question for use or malfunction, please email us and we will reply in 24 hours with solution. NOTICE: 200g-3000g range scales includes calibration weights while the 5000g ones do NOT have calibration weights because the calibration weights are too heavy(2000g) and might damage the scale during shipment..

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3 in 1 Water Quality Multi-Parameter pH EC Temperature Meter Tester Monitor Sensor Probe Test Kit ATC Waterproof Black-Light for Aquariums Hydroponics Laboratory Pool Spa Drinking Water

THREE- in- ONE : pH Measurement , EC Measurement, Temperature Measurement.
EASY CALIBRATION: pH and EC with just a mini-screwdriver.
Automatic Temperature Compensation (without this, pH reading will differ as the temperature....
Convertible temperature readout in degree Centigrade and degree Fahrenheit, quick and easy to get your wanted result.
WIDE APPLICATIONS : Beverage, fish hatcheries, food processing, aquarium, photography, laboratory, quality control, school & colleges, swimming pools,....
COMES WITH : 1 x pH EC Temperature Meter 3 x Calibration Buffer Powder (pH 4.01, pH6.86 and pH9.18) 1 x Calibration Solution (EC 1413) 1 x English....

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Bluelab pH Pen

Measures pH and temperature. Selectable units for °C and °F. Backlit LCD display. Double junction probe (not replaceable)..
Successful calibration indicator. Hold reading function and low battery warning..
Fully waterproof with auto off function. Automatic temperature compensation..
Along with Bluelab pH Probe KCI Solution, Bluelab pH 7 and Bluelab pH 4 Solution Sachets are now included. Range: 0.0–14.0 pH/0–50°C/32°–122°F. Resolution: 0.1 pH/1°C/1°F. Accuracy @ 25°C: ±0.1 pH. Battery type: 1 x AAA alkaline..

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Hach 246142 Formazin Turbidity Standard, 4000 NTU, 100 mL

Standardized against NIST-certified references.

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Digital Combo pH & Temperature Meter, Aquarium Thermometer pH Monitor with Automatic Calibration Function for Fish Tank Hydroponics Aquaculture Laboratory

FEATURES: Large screen monitor with smart backlight which allows you to read easily even in dark sorroundings. pH and Temperature display with low battery indicator and the unit operates power saving mode..
Multi-points Calibration: Up to 3 Points PH calibration (pH 7.0 / pH 4.01 / pH 10.01). It has advance one touch calibration function with automatic buffer recognition to avoid errors..
ATC (Automatic Temperature Compensation): The monitor has ATC function so it will decrease the error of PH readings caused by the fluctuation of water temperature..
HIGHLY ACCURATE MEASUREMENT: It has separate probe. When taking a measurement, simply place your probes into the solution and and then the accurate readings will be displayed on screen..
POWER SOURCE: The monitor is operated with 4 x AA Alkaline Battery. It will go into power saving mode after around 5 minutes. In this way, it can provide battery life time for at least 3 months..

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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..

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Acme Analytical Solutions pH 4 and 7 Buffer Solutions, 2 Gallons Total, pH Meter Calibration Solution, NIST Traceable Reference Standards, Designed for All pH Meters, 2 x 3.8 Liters, pH Buffer Combo

OPTIMAL CHOICE: The ACME pH 4 and 7 buffer solution is essential for measuring the pH level of any substance with a meter and electrode. These professionally made pH buffers are stable and resistant to change, so you can obtain accurate results every time..
READY TO USE LIQUIDS: Our pH 4 and 7 calibration solutions are ready to use and do not require dilution..
PREMIUM PACKAGING: The products come in heavy-duty gallon containers. No need to worry about leakage during shipping. Each gallon will have a lot number and expiration date..
QUALITY STANDARD: All of our pH buffers are traceable to NIST (National Institute of Standards and Technology, USA).
UNIVERSAL SOLUTION: These pH calibration solutions can be used with most pH meters. pH 7 is color coded yellow. pH 4 is color coded red..

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Digital TDS-Meter, Accurate and Reliable, HoneForest TDS, EC & Temp Meter 3 in 1, 0-9990ppm, Ideal Water-Tester-PPM-Meter(Green)

...ics, lab, aquarium. It can be used as a classic tester even if it is not connected to a smartphone..
【Cloud-Based Data Management System】Accurate real-time Bluetooth data transmission and clear measured values make it easy for you to save, manage and share test data without worrying about data loss..
【Automatic Calibration pH Tester】With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. Compared with other pH meters, the pH is a 3-point calibration method, and our pH is a 5-point calibration method and equipped with a calibration powder (Asia Standard: pH 4.00, pH 6.86, pH 9.18, and EU Standard: pH 7.00, pH10.01), you can calibrate effortlessly to ensure the accuracy of your measurements..
【Comprehensive Information Display】Simply immerse the pH meter electrode in the solution to be tested, readings are quickly displayed on a large LCD display. multi-parameter display at the same time, mobile phone APP control backlight display..
【Easy to Use】Digital pH meter fully customizable parameter settings. the App can set the upper and lower limits of pH, which can be set according to your needs. when the value you set exceeds the test range, the App interface will display a red value abnormally, notif....

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Apera Instruments AI480 DO850 Optical Dissolved Oxygen Meter Kit with 10 Ft Optical DO Probe Hassle-Free Testing Experience

Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a reliable and effortless manner.
Minimal maintenance required. No need for solution refill or frequent membrane change..
Easy auto. Calibration for saturated air and zero-oxygen.
IP67 waterproof and dust-proof structure, ideal to be used in harsh environments.
Comes with a complete meter kit, including the DO meter, 10 ft optical probe, calibration cap, and a rugged carrying case.

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