41dSgFWACHL

This cheap Salinity Refractometer is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the specific gravity...

$23.98
 
$15.59 
$15.59 as at 06:52 UTC. (Details)
31migTw8HcL

The Hanna Instruments HI 98103 is a compact pH tester with a narrow probe for use in small samples or test tubes, and has manual two-point calibration, a single-line LCD screen, a replaceable electrode, and low power demand. A pH meter is...

$35.00
 
$24.51 
$24.51 as at 06:52 UTC. (Details)
41DHbY16ZdL

Specifications´╝Ü Model: PH-009. Accuracy: ┬▒0.1 pH. material: hard plastic. 100% brand new and high quality PH meter PH value tester Power supply: 4 * 1.5V LR44 button cells (included). Calibration is performed manually at one point...

$22.99
 
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417Ha14b-yL

A salt water aquarium can be the perfect centerpiece to any home. Colorful fish swimming, corals of all types growing and reaching for light, and invertebrates crawling and cleaning create an ecosystem of their own right in your home. However...

$21.99
 
$24.95 
$24.95 as at 10:21 UTC. (Details)
31FIc9g1DcL

100% Brand new and high quality BNC connector, suitable for most pH meter and controller with BNC connector. Suitable for wide range of application: Aquariums, Hydroponics, Laboratory etc. Measurement range: 0.00~14.00 PH Zero-point: 7 +-...

$20.00
 
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3162yr8nkyL

Whether you're grilling over gas or charcoal, the very best way to know if your grilled food is cooked to a safe internal temperature, as well as to your preferred doneness, is to test it with an accurate thermometer. Rely on this thermometer for...

$13.32
 
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51FRiC0i-2BAL

Select a location below the waterline and on the outside of the aquarium. Remove the release paper exposing adhesive backing. Place thermometer on the aquarium and press firmly in place. The thermometer utilizes sensitive color changing liquid...

$2.99
 
$1.92 
$1.92 as at 04:46 UTC. (Details)
41xDHz6PRtL

Our flagship aquarium controllerour apex system is the best-value aquarium controller on the market today. Dollar for dollar you will not find a higher-quality controller that gives you more features, is easier to use, or has a larger and more...

$799.99
 
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41g1tutcY8L

Description: This digital pen style PH meter is an ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food & beverage, etc. And, this Digital TDS Water Quality Tester is ideal for all basic water...

$36.99
 
$13.77 
$13.77 as at 06:52 UTC. (Details)