---
product_id: 255708118
title: "GAIN EXPRESS Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine"
brand: "gain express"
price: "€ 39.63"
currency: EUR
in_stock: true
url: https://www.desertcart.be/products/255708118-gain-express-dual-scale-salinity-refractometer-atc-0-100ppt-0
store_origin: BE
region: Belgium
---

# 0-100ppt range Easy calibration ATC for accuracy GAIN EXPRESS Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine

**Brand:** gain express
**Price:** € 39.63
**Availability:** ✅ In Stock

## Summary

> 🌊 Dive into Precision with Every Drop!

## Quick Answers

- **What is this?** GAIN EXPRESS Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine by gain express
- **How much does it cost?** € 39.63 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/255708118-gain-express-dual-scale-salinity-refractometer-atc-0-100ppt-0)

## Best For

- gain express enthusiasts

## Why This Product

- Trusted gain express brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **User-Friendly Design:** Effortless calibration with fresh water or 35ppt solution.
- • **Comfort Meets Durability:** Soft rubber eyepiece and non-slip grip for extended use.
- • **Precision at Your Fingertips:** Accurate salinity measurements for optimal marine health.
- • **Temperature-Proof Performance:** Auto Temperature Compensation ensures reliability in any condition.
- • **Versatile Marine Applications:** Ideal for aquariums, labs, and saltwater management.

## Overview

The GAIN EXPRESS Dual Scale Salinity Refractometer ATC is a portable, user-friendly device designed for accurate salinity measurements in seawater and low concentrated salt solutions. With features like auto temperature compensation and a comfortable grip, it’s perfect for marine enthusiasts and professionals alike.

## Description

Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine

## Features

- ✅Accurate Salinity Measurements: This optical refractometer accurately measures the salinity of seawater or low concentrated salt solutions, ensuring precise monitoring of saltwater concentration.
- ✅Easy Calibration and Operation: The refractometer can be easily calibrated using fresh water or a solution matching 35ppt seawater, making it user-friendly for reef aquariums and marine industry applications.
- ✅Auto Temperature Compensation: With built-in Auto Temperature Compensation (ATC), this refractometer provides accurate measurements regardless of temperature variations.
- ✅Comfortable and Durable Design: Featuring a soft rubber eyepiece and non-slip rubberized grip, this refractometer offers comfortable handling and reliable performance. It meets strict quality and safety standards.
- ✅Versatile Applications: This refractometer is perfect for checking saltwater concentration, quality control in laboratories, and managing marine saltwater tanks.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Gain Express Holdings Ltd |
| Part number | RES-10ATC |
| Item Weight | 109 g |
| Package Dimensions | 21.2 x 9.2 x 5.8 cm; 109 g |
| Item model number | RES-10ATC |
| Color | 0-10% Salinity |
| Material | Acrylonitrile Butadiene Styrene |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Folded size | 205 mm |
| Included components | Traditional Salinity Refractometer, English Instruction manual, Mini screwdriver, Pipettes (2), Cleaning Cloth, Protective Carrying Case |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Colour:** 0-10% Salinity
- **Material:** Acrylonitrile Butadiene Styrene
- **Brand:** GAIN EXPRESS
- **Item weight:** 109 Grams
- **Included components:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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## Images

![GAIN EXPRESS Dual Scale Salinity Refractometer ATC 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity, Portable Meter Tester for Seawater Salt Sea Water Aquarium Brackish Reef Tank Marine - Image 1](https://m.media-amazon.com/images/I/71IK48lY1cL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Can I use refractometer on household water?**
A: This refractometer measures salinity, or "salt" in water. Household water is generally less than 500 ppm so the answer is no measurable part water can be measured here

**Q: will this work to test salinity in salt pool ?**
A: Hi, this model is mainly used for food. If you want to test salinity in a pool, you may consider the following model, which is mainly used for aquarium, swimming pool, pond for your reference as below.

ASIN: B07FS6CZXN

URL: https://www.amazon.com/dp/B07FS6CZXN?ref=myi_title_dp

**Q: Can it test chlorides up to 100 thousand**
A: Hi, do you mean can it test chloride up to 100,000 ppm? 100,000 ppm = 10%, the measuring range of this salinity refractometer is 0 - 28%, so it can test chloride up to 10%(100,000 ppm).

**Q: Saltwater pool measurement?**
A: Yes, this model can measure the salinity in the salt water pool.

## Frequently Bought Together

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-04-22*