Hanna Marine Alkalinity Checker HI755
The HANNA HI 755 CheckerHC bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and have low resolution while professional instrumentation can cost hundreds of dollars and can be time consuming to calibrate and maintain. The HANNA HI 755 CheckerHC is accurate and affordable.The CheckerHC features an accuracy of 5 ppm (mg/L) 5% of reading and uses the colorimetric method.
- Easier to use and more accurate than chemical test kits
Accuracy ±5 ppm ±5% of reading
1 ppm (mg/L) resolution
Large, easy to read digits
Auto shut off
- Dedicated to a single parameter
Designed to work with HANNA’s liquid reagents
Uses 10 mL glass cuvettes
- Small size, big convenience
Weighing a mere 64 g (2.25 oz.), the Checker®HC easily fits into
the palm of your hand or pocket
Use for quick and accurate on the spot analysis
Single button operation: zero and measure
Operated by a single AAA battery
- Ideal for Saltwater Aquariums
The HANNA HI 755 Checker®HC bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and have low resolution while professional instrumentation can cost hundreds of dollars and can be time consuming to calibrate and maintain. The HANNA HI 755 Checker®HC is accurate and affordable.
The Checker®HC features an accuracy of ±5 ppm (mg/L) ±5% of reading and uses the colorimetric method.
The contoured style of this Checker®HC fits in your palm and pocket perfectly and the large LCD is easy to read. The auto shut-off feature assures the battery life will not be drained if you forget to turn it off.
The HI 755 Checker®HC is extremely simple to use. After zeroing the instrument with your water sample, add the reagent to the cuvette and gently invert 5 times. Then insert the cuvette into the HI 755 Checker®HC and press the button to read the results. It’s that easy.
HI 755 Checker®HC is supplied with (2) sample cuvettes with caps, liquid reagents for alkalinity (25 tests approx.), syringe with tip, battery and instructions.
|Range||0 to 300 ppm (mg/L)|
|Resolution||1 ppm (mg/L)|
|Accuracy @ 25°C||±5 ppm (mg/L) ±5% of reading|
|Battery Type||(1) 1.5V AAA|
|Light Source||LED @ 610 nm|
|Light Detector||silicon photocell|
|Environment||0 to 50°C (32 to 122°F); RH max 95% non-condensing|
|Auto-off||after ten minutes of non use|
|Dimensions||81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5”)|
|Weight||64 g (2.25 oz.)|
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Accurate and best price Review by Tim
This Hanna Alkalinity Checker gives me precise readings and peace of mind when testing my parameters. Very easy test to do. Takes a couple minutes. Definitely will purchase all Hanna Checkers for each element I test. (Posted on 3/13/2015)
easy to use Review by Randy
Quick and accurate. Easier to use than regular test kit. Definitely recommend. (Posted on 2/22/2015)
Hanna Alkalinity Checker Review by Mark
I like how accurate this is. With chemical test kit I was not getting good readings all the time. (Posted on 1/24/2015)
A must have Review by michelle
The hanna alkalinity checker is awesome very quick to use and very accurate definitely worth the money! Can't believe how easy it is to use. Makes testing much easier! (Posted on 12/24/2014)
Great product Review by Mark
This is so easy to use, I switched from using salifert test kit. (Posted on 11/19/2014)