---
product_id: 43922913
title: "U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water"
brand: "u.s. pool supply"
price: "€ 8.68"
currency: EUR
in_stock: true
reviews_count: 8
category: "U.S. Pool Supply"
url: https://www.desertcart.ie/products/43922913-u-s-pool-supply-swimming-pool-and-spa-test-kit
store_origin: IE
region: Ireland
---

# Precise chemical testing Easy 5-drop test method Standardized refill solutions U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water

**Brand:** u.s. pool supply
**Price:** € 8.68
**Availability:** ✅ In Stock

## Summary

> 💦 Stay ahead of the splash with precision you can trust!

## Quick Answers

- **What is this?** U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water by u.s. pool supply
- **How much does it cost?** € 8.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/43922913-u-s-pool-supply-swimming-pool-and-spa-test-kit)

## Best For

- u.s. pool supply enthusiasts

## Why This Product

- Trusted u.s. pool supply brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Spa & Pool Ready:** Designed specifically for both pools and spas to keep water pristine.
- • **Trusted Accuracy:** Uses industry-standard OTO & Phenol Red solutions for reliable results.
- • **Quick & Simple Testing:** Just 5 drops per test for fast, hassle-free water analysis.
- • **Top-Ranked Reliability:** Join thousands of satisfied users with a 4.3-star rating and top 20 kit ranking.
- • **Crystal Clear Confidence:** Maintain perfect pH, chlorine & bromine balance effortlessly.

## Overview

The U.S. Pool Supply Test Kit Refill Solutions include two 1/2 ounce dropper bottles of OTO Chlorine and Phenol Red pH test solutions. These standardized refills enable accurate measurement of chlorine, bromine, and pH levels in pools and spas using a simple 5-drop testing method. Highly rated and top-ranked, this refill kit ensures your water stays balanced and safe.

## Description

Buy U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water | for pH, Chlorine and Bromine: Water Test Kits - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Pittsburgh Pa - This helps us keep our pool water clean.
Review: Pool test kit refills. - Exactly what I needed, I couldn’t find them locally.

## Features

- The 2 standard refill solutions for pool & spa chemical test kits
- 1/2 ounce dropper bottle of OTO (Orthotolidine) Chlorine Test Solution
- 1/2 ounce dropper bottle of Phenol Red pH Test Solution
- The 2 standard testing solutions that are used for measuring and maintaining the proper Chlorine, Bromine and pH chemical levels in swimming pools and spas
- 5 drops of each solution are typically mixed in a test tube block along with pool water to check the Chloride, Bromine and pH readings

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B072KHTCVB |
| Best Sellers Rank | #8,089 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #18 in Swimming Pool Water Test Kits |
| Brand | U.S. Pool Supply |
| Brand Name | U.S. Pool Supply |
| Customer Reviews | 4.3 out of 5 stars 2,105 Reviews |
| Item Highlight | for pH, Chlorine and Bromine |
| Item Weight | 1.76 ounces |
| Manufacturer | U.S. Pool Supply |
| Material Type | Oto, Phenol Red |
| Model Number | TK-102 |
| Number of Items | 2 |
| Part Number | TK-102 |
| Recommended Uses For Product | Swimming Pool, Spa |
| UPC | 848849008234 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** U.S. Pool Supply
- **Manufacturer:** U.S. Pool Supply
- **Material:** Oto, Phenol Red
- **UPC:** 848849008234
- **Unit Count:** 1.0 Count

## Images

![U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water - Image 1](https://m.media-amazon.com/images/I/71IKn-yLUoL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Pittsburgh Pa
*by P***A on August 27, 2026*

This helps us keep our pool water clean.

### ⭐⭐⭐⭐⭐ Pool test kit refills.
*by J***G on August 20, 2026*

Exactly what I needed, I couldn’t find them locally.

### ⭐⭐⭐⭐ As expected
*by D***B on August 10, 2026*

Pool drops were as expected and arrived on time.

## Frequently Bought Together

- U.S. Pool Supply Swimming Pool & Spa Test Kit Refill Solutions, Test Water for pH, Chlorine and Bromine
- EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine
- U.S. Pool Supply Standard 3-Way Swimming Pool & Spa Test Kit, Tests Water for pH, Chlorine and Bromine

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**Shop now:** [https://www.desertcart.ie/products/43922913-u-s-pool-supply-swimming-pool-and-spa-test-kit](https://www.desertcart.ie/products/43922913-u-s-pool-supply-swimming-pool-and-spa-test-kit)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-09-19*