---
product_id: 250991912
title: "HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter"
price: "€ 169.54"
currency: EUR
in_stock: true
reviews_count: 9
url: https://www.desertcart.gr/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity
store_origin: GR
region: Greece
---

# ±0.1 meq/L accuracy Single-button operation Auto shut-off extends battery life HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter

**Price:** € 169.54
**Availability:** ✅ In Stock

## Summary

> 🌊 Master your marine environment with pinpoint alkalinity accuracy!

## Quick Answers

- **What is this?** HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter
- **How much does it cost?** € 169.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Battery Smart:** Auto shut-off feature maximizes battery life so you’re never caught off guard
- • **Compact & Convenient:** Handheld design fits perfectly in your toolkit or lab bench
- • **Effortless Operation:** Single-button simplicity means no steep learning curve—test in seconds
- • **Clear, Instant Results:** Large LCD screen ensures easy readability even in low light
- • **Precision at Your Fingertips:** More accurate than chemical test kits for reliable marine alkalinity readings

## Overview

The Hanna Instruments HI755 Checker HC is a handheld colorimeter designed for precise, quick, and cost-effective alkalinity testing in saltwater aquariums. It offers superior accuracy compared to chemical test kits, features a user-friendly single-button operation, a large LCD for easy reading, and an auto shut-off to conserve battery life—making it an essential tool for marine hobbyists and professionals alike.

## Description

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 a few easy steps.FEATURESEasier to use and more accurate than chemical test kitsDedicated to a single parameterSmall size, big convenienceIdeal for: Water Quality, Environmental, Education, Industrial

Review: Well worth having - Easy to use. Good instructions. Only takes a few minutes to do a test. Hanna quality is great. Makes it easier to test your phosphorous levels. Not a bad price either.
Review: Accuracy and easy to use - Bought this so I can calibrate my auto tester. Super easy to use. Clear instructions. Repeatable results. Bought all 3 testers for the parameters I test for regularly.

## Features

- More accurate than chemical test kits, less expensive than professional testing
- Single button operation for ease of use
- Large LCD screen for readability
- Auto shut-off to extend battery life

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Customer Reviews | 4.2 out of 5 stars 82 Reviews |

## Images

![HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter - Image 1](https://m.media-amazon.com/images/I/41xdopzqXJL.jpg)
![HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter - Image 2](https://m.media-amazon.com/images/I/41F0SzOMWeL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Well worth having
*by G***S on January 7, 2026*

Easy to use. Good instructions. Only takes a few minutes to do a test. Hanna quality is great. Makes it easier to test your phosphorous levels. Not a bad price either.

### ⭐⭐⭐⭐⭐ Accuracy and easy to use
*by E***N on June 12, 2024*

Bought this so I can calibrate my auto tester. Super easy to use. Clear instructions. Repeatable results. Bought all 3 testers for the parameters I test for regularly.

### ⭐⭐⭐⭐⭐ quick
*by J***S on February 5, 2026*

super easy to use

## Frequently Bought Together

- Hanna Marine Alkalinity Checker HI755
- Hanna Instruments Hanna Marine Magnesium Checker HC HI783 Saltwater Aquariums, Marine, Aquaculture Applications Magnesium Tester 64 grams
- Hanna Instruments High Range Nitrate Checker HI782

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.gr/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity](https://www.desertcart.gr/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-07-15*