---
product_id: 250991912
title: "HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter"
brand: "hanna instruments"
price: "S$160"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity
store_origin: SG
region: Singapore
---

# ±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

**Brand:** hanna instruments
**Price:** S$160
**Availability:** ✅ In Stock

## Summary

> 🌊 Master marine alkalinity with precision and ease!

## Quick Answers

- **What is this?** HI755 Checker HC Low Range Saltwater Aquarium Water Testing Alkalinity Colorimeter by hanna instruments
- **How much does it cost?** S$160 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/250991912-hi755-checker-hc-low-range-saltwater-aquarium-water-testing-alkalinity)

## Best For

- hanna instruments enthusiasts

## Why This Product

- Trusted hanna instruments brand quality
- 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 always ready to test
- • **Compact & Convenient:** Handheld design fits perfectly in your toolkit or lab, ideal for on-the-go professionals
- • **Effortless Operation:** Single-button simplicity means no steep learning curve—just quick results
- • **Readability Redefined:** Large LCD screen ensures clear, easy-to-read measurements every time
- • **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, cost-effective alkalinity testing in saltwater aquariums and marine environments. Offering superior accuracy to chemical test kits, a user-friendly single-button interface, and a large LCD display, it ensures quick, reliable results. Its compact size and auto shut-off feature make it an essential tool for professionals and enthusiasts aiming to maintain optimal water quality.

## Description

Hanna Marine Alkalinity Checker HI755 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.

## 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 |
|---------------|-------|
| ASIN | B00C2GWEL8 |
| Batteries | 1 AAA batteries required. |
| Best Sellers Rank | #96,015 in Pet Supplies ( See Top 100 in Pet Supplies ) #145 in Aquarium Test Kits |
| Date First Available | March 28, 2013 |
| Department | men, women |
| Item Weight | 12.3 ounces |
| Item model number | TE-HI755 |
| Manufacturer | Hanna Instruments |
| Package Dimensions | 7.6 x 4.92 x 2.64 inches |

## Images

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

## 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

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

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-10-06*