- Portable colorimeter measures the alkalinity of saltwater aquariums
- Includes two cuvettes with caps, liquid reagent for alkalinity, and a syringe with tip for testing water samples
- LCD screen displays results with an accuracy of + or - 5 ppm + or - 5% of reading and resolution of 1 ppm
- Single-button operation to zero the display and begin a test for ease of use
- Compact size for storage and carrying ease
Hanna Instruments HI 755 Checker HC Handheld Colorimeter, For Alkalinity (1 cuvette, 1 bottle of liquid reagent and 1 syringe - Included)
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Specifications for this item
|Brand Name||Hanna Instruments|
|EAN||0701748849523 , 0798804897000|
|Number of Items||1|
|Part Number||HI 755|
|UPC||798804897000 , 701748849523|
The Hanna Instruments HI 755 Checker HC Handheld Colorimeter measures the a... See more product details
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The Hanna Instruments HI 755 Checker HC Handheld Colorimeter measures the alkalinity of saltwater aquariums, has an LCD screen, and an accuracy of + or - 5 ppm + or - 5%. This portable colorimeter measures the alkalinity of saltwater aquariums. It includes two cuvettes with caps, liquid reagent for alkalinity, and a syringe with tip for testing water samples. The reagent is good for approximately 25 tests. The LCD screen displays test results with an accuracy of + or - 5 ppm + or - 5% of reading and resolution of 1 ppm. It has single-button operation to zero the display and begin a test for ease of use. The colorimeter's compact size provides ease of storage and carrying. The unit operates on a single AAA battery, and turns off automatically after 10 minutes of non-use to conserve battery life.
|Range||0 to 300 ppm (mg/L)|
|Resolution||1 ppm (mg/L)|
|Accuracy||+ or - 5 ppm (mg/L) + or - 5% (at 25 degrees C/77 degrees F)|
|Light source||LED @ 610 nm|
|Light detector||silicon photocell|
|Working environment||0 to 50 degrees C (32 to 122 degrees F); RH max 95% non-condensing|
|Weight||64 g/2.25 oz.|
|Dimensions||81.5 x 61 x 37.5 mm/3.2 x 2.4 x 1.5 inches (H x W x D)|
H is height, the vertical distance from the lowest to highest point; W is width, the horizontal distance from left to right; D is depth, the horizontal distance from front to back.
Hanna Instruments manufactures analytical instrumentation and supplies, including pH meters, electrodes, chemical reagents, and buffer solutions. The company, founded in 1978 and headquartered in Woonsocket, RI, meets International Organization for Standardization (ISO) standard 9001.
What's in the Box?
- Hanna Instruments HI 755 Checker HC handheld colorimeter
- (2) cuvettes with caps
- Liquid reagent for alkalinity
- Syringe with tip
- AAA battery
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Top Customer Reviews
Easy to use, you might only need the directions once or twice and there is no learning curve just be accurate as possible with the amounts you put in. Gives you an answer within seconds. I multiply the result by .056 to get my reef tank alkalinity.
Most Recent Customer Reviews
The checkers are awesome. You run the test just like the others but no more guessing at the color.Published 4 days ago by Chas J.
This is a great tester. Its simple to use and read. I orginally used the redsea alk test but i couldnt tell when the color changed, so i misread the alk number all the time. Read morePublished 2 months ago by David
This is such a great tool for managing the doses needed for my reef tank. I am pretty colorblind and the other test are very difficult and normally need help from my wife or kids. Read morePublished 7 months ago by Padrocks