---
product_id: 30471114
title: "Atago 4491(PAL-91S) Digital Pocket Ethylene Glycol Refractometer (°C Scale)"
brand: "atago"
price: "442581CFA"
currency: XOF
in_stock: true
reviews_count: 1
category: "Atago"
url: https://www.desertcart.sn/products/30471114-atago-4491-pal-91s-digital-pocket-ethylene-glycol-refractometer-c
store_origin: SN
region: Senegal
---

# 0.2% glycol resolution AAA battery powered 3-digit LCD display Atago 4491(PAL-91S) Digital Pocket Ethylene Glycol Refractometer (°C Scale)

**Brand:** atago
**Price:** 442581CFA
**Availability:** ✅ In Stock

## Summary

> 📊 Measure smarter, not harder — precision in your pocket!

## Quick Answers

- **What is this?** Atago 4491(PAL-91S) Digital Pocket Ethylene Glycol Refractometer (°C Scale) by atago
- **How much does it cost?** 442581CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/30471114-atago-4491-pal-91s-digital-pocket-ethylene-glycol-refractometer-c)

## Best For

- atago enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Portable:** Lightweight pocket design (7.7 oz) fits seamlessly into your on-the-go toolkit.
- • **Effortless Calibration:** One-touch zeroing with water means you’re always ready to measure.
- • **Rapid Results, Zero Wait:** Get reliable readings in just 3 seconds—no downtime, no guesswork.
- • **Precision at Your Fingertips:** Ultra-accurate 0.4% glycol measurement keeps your fluids perfectly balanced.
- • **Smart Temperature Compensation:** Automatic temp adjustment ensures flawless accuracy every time.

## Overview

The Atago 4491(PAL-91S) Digital Pocket Ethylene Glycol Refractometer delivers fast, precise glycol concentration and freezing point measurements with 0.2% resolution and ±0.4% accuracy. Featuring a clear 3-digit LCD, automatic temperature compensation, and simple one-touch calibration, this compact, battery-powered device is ideal for professionals monitoring industrial coolants and antifreeze solutions.

## Description

Use these digital refractometers to easily monitor the quality of your water-soluble industrial fluids and coolants. Operation is easy - place a few drops of sample on the prism, press the start key, and the measurement is displayed in three seconds. Display the freezing point by pressing the start key for two seconds while the concentration ( percent ) is indicated. Calibration is also simple - clean off the prism, add water and press the zero key. Digital display ensures accurate readings units are ideal for measuring coolant levels in antifreeze and deicing solutions. Automatic temperature compensation makes sample measurements quick and easy.

Review: Five Stars - ok

## Features

- Accuracy: 0.4 percent (glycol)
- Battery type: aaa battery (2)
- Display type: 3-digit lcd
- Resolution: 0.2 percent (glycol)
- Temperature accuracy: 1°c

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Customer Reviews | 5.0 out of 5 stars 1 Review |

## Images

![Atago 4491(PAL-91S) Digital Pocket Ethylene Glycol Refractometer (°C Scale) - Image 1](https://m.media-amazon.com/images/I/41izCZE-R6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by C***D on February 21, 2017*

ok

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**Shop now:** [https://www.desertcart.sn/products/30471114-atago-4491-pal-91s-digital-pocket-ethylene-glycol-refractometer-c](https://www.desertcart.sn/products/30471114-atago-4491-pal-91s-digital-pocket-ethylene-glycol-refractometer-c)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-05-31*