Product Description

Hanna HI-755 Marine Alkalinity Checker® HC

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The HI755 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure alkalinity. Crucial in marine environments, alkalinity provides both the carbonate ion required for calcium carbonate skeletal regeneration of coral reefs, as well as a pH buffer against large changes in acidity. Designed as a more accurate alternative to chemical test kits, the HI755 provides quick, accurate results in four easy steps:

Features Hanna HI-755 Marine Alkalinity Checker® HC

Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small size, big convenience
Ideal for: water quality, environmental, education, and industrial use

Specifications Hanna HI-755 Marine Alkalinity Checker® HC


SKU	HI755
Product Name	Marine Alkalinity Checker® HC – HI755
Quote Required	Yes
Seawater Alkalinity Range	0 to 300 ppm
Seawater Alkalinity Resolution	1 ppm
Seawater Alkalinity Accuracy	±5 ppm (mg/L) ±5% of reading
Seawater Alkalinity Method	colorimetric method.
Photometer/Colorimeter Light Source	LED @ 610 nm
Photometer/Colorimeter Light Detector	silicon photocell
Battery Type/Life	(1) 1.5V AAA
Automatic Shut-Off	after ten minutes of non-use
Environment	0 to 50°C (32 to 122°F); RH max 95% non-condensing
Weight	64 g (2.25 oz.)
Dimensions	81.5mm x 61mm x 37.5mm (3.2″ x 2.4″ x 1.5”)
Ordering Information	HI755 Checker® is supplied with (2) sample cuvettes with caps, alkalinity reagent starter kit for 25 tests (1 bottle of alkalinity reagent), (1) battery, instructions and quick start guide.