41X-saD3PZL

Proper pH control is imperative to prevent the harmful effects of too alkaline or too acidic aquarium water on fish and plant life. Tests pH levels from 6.0 to 7.6. 250 tests per kit. Contains 250 testsTests pH levels from 6.0 to 7.6Contains...

$5.29
 
$3.75 
$3.75 as at 08:24 UTC. (Details)
31qgWOUZCxL

Orp precision is 1 mv. Lab grade probe w/ 10' coax cable. Platinum band electrode. Standard BNC connector. The ORP probe is a lab grade probe that comes with a 10 foot coax cableThe ORP probe has a precision of 1mvThe ORP probe has a platinum...

$89.95
 
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51K-2BD1KMsCL

FEATURES: Digital Thermometer with external thermistor with 3 ft insulated wire. Large,easy to read LCD display Compact design, with suction cup and place to any smooth surface use Flip to switch between °C and °F On/Off button to save battery...

$1.99
 
$1.50 
$1.50 as at 19:24 UTC. (Details)
417gKo06yaL

View Larger View Larger Features Just dip & read! Aquariam water testing has never been easier. Measures pH, Nitrite, Nitrate, Carbonate & General Hardness Highly accurate color charts for precise test results Chart colors are...

$14.99
 
$9.99 
$9.99 as at 14:43 UTC. (Details)
51zHJhc0XTL

Our Premium AQUATEK CO2 Regulator with Integrated Solenoid is perfect for many CO2 injection applications from green houses to aquariums. It has been shown that CO2 enrichment at two, three, or four times the natural concentration will promote...

$125.99
 
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41ZhLXzLv0L

Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH).Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH. Liquid test for freshwaterHelps detect stress on fish caused by...

$8.99
 
$8.28 
$8.28 as at 08:24 UTC. (Details)
41xQastvvQL

Robelle pH Lower prevents eye and skin irritation and scaling that will damage pool surfaces and pool equipment. Robelle pH Lower is used to correct pool water that is too basic or alkaline, where pH levels measure above the ideal range of 7.2 to...

$49.99
 
$88.35 
$88.35 as at 01:10 UTC. (Details)
41kVE3d3HGL

The MPR - Magnetic Probe Rack was designed specifically for the Apex and will hold our larger diameter temperature probe, pH probe, ORP probe, and salinity probe. It's made from acrylic and with strong neodymium magnets it will hold on tight even...

$50.99
 
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41QfSuGUkIL

The MW102 is a microprocessor based pH/temperature meter with extended range (-2.00 to 16.00 ph), automatic temperature compensation, automatic calibration in 2 points and ±0.02 pH accuracy. It is a compact ph, orp and temperature portable meter...

$113.00
 
$109.00 
$109.00 as at 14:42 UTC. (Details)