---
product_id: 7326636
title: "WaterWorks 480124 Free Chlorine Test Strip, Ultra High II Range, 61 Seconds Test Time, 0-2000ppm Range (Bottle of 50)"
brand: "industrial test systems"
price: "$34.59"
currency: USD
in_stock: true
reviews_count: 8
category: "Industrial Test Systems"
url: https://www.desertcart.us/products/7326636-waterworks-480124-free-chlorine-test-strip-ultra-high-ii-range
store_origin: US
region: United States of America
---

# 0-2000 ppm ultra-high range 61 seconds rapid test Made in USA, GMP quality WaterWorks 480124 Free Chlorine Test Strip, Ultra High II Range, 61 Seconds Test Time, 0-2000ppm Range (Bottle of 50)

**Brand:** industrial test systems
**Price:** $34.59
**Availability:** ✅ In Stock

## Summary

> 💧 Test fast, test smart—never miss your chlorine mark!

## Quick Answers

- **What is this?** WaterWorks 480124 Free Chlorine Test Strip, Ultra High II Range, 61 Seconds Test Time, 0-2000ppm Range (Bottle of 50) by industrial test systems
- **How much does it cost?** $34.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/7326636-waterworks-480124-free-chlorine-test-strip-ultra-high-ii-range)

## Best For

- industrial test systems enthusiasts

## Why This Product

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

## Key Features

- • **Ultra-Fast Results:** Get precise chlorine levels in just 61 seconds—no waiting, no hassle.
- • **Reliable & Accurate:** Each strip undergoes rigorous quality control with calibrated standards for trusted results every time.
- • **User-Friendly Design:** Single dip and read with an optimized color chart—perfect for both technical pros and novices.
- • **Broad Detection Spectrum:** Measures free chlorine from 0 up to 2000 ppm, covering critical industrial sanitizing ranges.
- • **Made in the USA with GMP:** Manufactured under strict Good Manufacturing Practices ensuring reproducibility and traceability.

## Overview

WaterWorks 480124 Free Chlorine Test Strips deliver ultra-high range chlorine detection (0-2000 ppm) with rapid 61-second results. Designed for industrial and laboratory use, these USA-made strips feature patented technology that resists bleach-out and interference, ensuring accurate, reliable readings without extra chemicals. Ideal for sanitizers and disinfectants, this pack of 50 strips combines ease of use with professional-grade precision.

## Description

***Direct from the Manufacturer - USA*** WATERWORKS FREE CHLORINE ULTRA HIGH II CONTAINS 1 BOTTLE OF 50 TESTS MEASURING FREE CHLORINE LEVELS (>25ppm Free Chlorine only). NOT FOR USE IN SWIMMING POOLS, undiluted Chlorine, non-chlorine bleach solutions or any other chlorine free solutions. Our patented strip technology makes these strips perfect for measuring the amount of Free Chlorine in sanitizers or disinfecting solutions. No extra chemicals are needed to perform these tests and they are also designed to resist interference from monochloramines. Bleach-outs are a thing of the past with the WaterWorks Free Chlorine Ultra High II. This product DOES NOT need the eXact iDip to read results. **** NOT FOR USE IN SWIMMING POOLS****

Review: The strips do work on a basic level. Sometimes that’s all you need - We were having water issues so these were purchased. They seem to work. I don’t have a lot of experience with water testing. It worked.
Review: Test strips - Works great

## Features

- ✅ DETECTION LEVELS: Free Chlorine 0, 25, 50, 200, 500, 800, 1100, 1500, 2000 ppm - NOT FOR USE IN SWIMMING POOLS, undiluted Chlorine, non-chlorine bleach solutions or any other chlorine free solutions.
- ✅ EASY TO USE: Single dip and read test strip procedure and optimized color chart make the product ideal for technical and non technical users alike for detection of Ultra High Range Free Chlorine in water - Measure the chlorine concentration to confirm that it is in the critical ranges of 50 - 200ppm or 500 -2000ppm, depending on your cleaning goals- NO BLEACH OUT of indicator like other tests
- ✅ COMPLETE KIT: Bottle of 50 test strips with verified color chart bottle label for easy color matching **** NOT FOR USE IN SWIMMING POOLS****
- ✅ ACCURATE AND RELIABLE: Components are tested by Quality Control personnel at each step and are rejected if they are outside of specifications. Standards are prepared using calibrated equipment, and concentrations are confirmed by recognized reference methods
- ✅ HIGHEST QUALITY: ITS, manufactures test strip products in their USA facility in an environment that allows for reproducibility, accuracy, and traceability based on Good Manufacturing Practices

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00DIJ0LV8 |
| Best Sellers Rank | #15,427 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #98 in Substance Analysis Instrumentation |
| Date First Available | June 20, 2011 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.9 ounces |
| Item model number | 480124 |
| Manufacturer | Industrial Test Systems, Inc (Sensafe) |
| Product Dimensions | 1.75 x 1.75 x 3.25 inches |

## Product Details

- **Brand:** Industrial Test Systems
- **Manufacturer:** Industrial Test Systems, Inc (Sensafe)
- **Ph Range:** 0-14
- **UPC:** 809762801241
- **Unit Count:** 50.0 Count

## Images

![WaterWorks 480124 Free Chlorine Test Strip, Ultra High II Range, 61 Seconds Test Time, 0-2000ppm Range (Bottle of 50) - Image 1](https://m.media-amazon.com/images/I/61s58ZSNBtL.jpg)

## Available Options

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

## Questions & Answers

**Q: March 23, 2018 - Now what is the current expiration date?**
A: Good evening.  Our current inventory has expiration date of 2/2020.

**Q: Can this be used to determine the level of chlorine in my city tap water?**
A: The designed test range for this product is waaay too high for drinking water (3-4 ppm).  This is for testing levels for sanitation/disinfectant cleaning solutions (for example).

**Q: What is the Expiry date as of April 2020?**
A: Good afternoon.  Our current stock as of April 2020 has expiration date of 4/2022.  Hope this helps!  - Water Test Kit Store

**Q: Dec 2019 - what is the current expiration date?**
A: Good evening.  Our current inventory as of 11/26/2019 has expiration date of April 2021.  - Water Test Kit Store

## Customer Reviews

### ⭐⭐⭐⭐⭐ The strips do work on a basic level. Sometimes that’s all you need
*by F***S on July 30, 2025*

We were having water issues so these were purchased. They seem to work. I don’t have a lot of experience with water testing. It worked.

### ⭐⭐⭐⭐⭐ Test strips
*by J***R on September 10, 2025*

Works great

### ⭐⭐⭐⭐⭐ Works well for testing HOCL machine output
*by M***R on September 17, 2024*

I got this to test the ph of my HOCL machine output. Seems to verify that I haven’t made bleach. I don’t have a comparison to check accuracy, but I am happy.

## Frequently Bought Together

- Industrial Test Systems WaterWorks 480124 Free Chlorine Test Strip, Ultra High II Range, 61 Seconds Test Time, 0-2000ppm Range (Bottle of 50)
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- Chlorine Test Strips for Restaurants & Food Services, 4 x Vial of 100 Sanitizer Testing Kits, Precise Bleach Test Strips, 0-200 ppm Testing Kit for Sanitizing Solution by FryOilSaver Co. FMP 142-1362

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-14*