---
product_id: 19190165
title: "TesTab Refill, Phosphorus Test Tablets for Phosphate Kit, 5422A-H, 50 Tests"
brand: "lamotte"
price: "€ 34.71"
currency: EUR
in_stock: true
reviews_count: 3
category: "La Motte"
url: https://www.desertcart.pt/products/19190165-testab-refill-phosphorus-test-tablets-for-phosphate-kit-5422a-h
store_origin: PT
region: Portugal
---

# fast, reliable reagent action compatible with multiple test kits 50 precise phosphate tests TesTab Refill, Phosphorus Test Tablets for Phosphate Kit, 5422A-H, 50 Tests

**Brand:** lamotte
**Price:** € 34.71
**Availability:** ✅ In Stock

## Summary

> 🧪 Stay ahead in water quality testing with precision-packed phosphate power!

## Quick Answers

- **What is this?** TesTab Refill, Phosphorus Test Tablets for Phosphate Kit, 5422A-H, 50 Tests by lamotte
- **How much does it cost?** € 34.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/19190165-testab-refill-phosphorus-test-tablets-for-phosphate-kit-5422a-h)

## Best For

- lamotte enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Testing Power:** 50 tablets per refill—keep your water analysis flowing without interruption.
- • **Lab-Grade Accuracy:** Achieve consistent, precise phosphate readings every time.
- • **Trusted Brand Legacy:** From a leader in scientific supplies since 1927—quality you can count on.
- • **Expert Support Access:** Live chat and technical help available weekdays to keep your testing on track.
- • **Seamless Compatibility:** Works flawlessly with LaMotte and Earth Force phosphate test kits.

## Overview

The LaMotte TesTab Refill offers 50 phosphorus test tablets designed for accurate phosphate measurement in water. Compatible with LaMotte and Earth Force test kits, these reagent tablets deliver reliable results backed by a century-old trusted brand and dedicated technical support.

## Description

Use these phosphorous TesTabs® as a reagent refill for LaMotte® TesTabs® Phosphate Kits. They also can be used in Earth Force Low-Cost and Standard water-testing kits (items #652567, #652568, and #652569). The phosphorous TesTabs® can perform 50 tests for phosphate.

Review: Works as advertised easy to use - I’ve used this brand of tes-tabs for years. Easy to use and work great!
Review: As described - Exactly as described and quickly delivered. Can't ask for more...

## Features

- When you shop with Carolina, you're not alone! All of our products are backed by unparalleled technical support, available from 8:00am to 6:00pm, ET, Monday through Friday. Live chat is available from 8am to 5:30pm ET, Monday-Friday. Contact information (Live Chat, email, and phone) is provided after placing your order at desertcart.
- From our beginnings in 1927, Carolina Biological Supply Company has grown to become a leading supplier of science teaching materials for all levels of education. Today, from our headquarters in Burlington, North Carolina, we serve customers worldwide, including teachers, professors, homeschool educators, hobbyists, and professionals in health and science-related fields.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0080GSDS2 |
| Best Sellers Rank | #157,652 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #214 in Analytical Reagents |
| Brand Name | LaMotte |
| Customer Reviews | 4.9 4.9 out of 5 stars (18) |
| Included Components | not_applicable |
| Item Weight | 0.01 Ounces |
| Manufacturer | LaMotte |
| Material Type | Phosphorus-based reagent |
| Recommended Uses For Product | Phosphorus Test, Phosphate Test |
| Sterility Rating | 6.5-8.5 |
| UPC | 637395448157 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** LaMotte
- **Manufacturer:** LaMotte
- **Ph Range:** 6.5-8.5
- **Recommended Uses For Product:** Phosphorus Test, Phosphate Test
- **Unit Count:** 1.0 Count

## Images

![TesTab Refill, Phosphorus Test Tablets for Phosphate Kit, 5422A-H, 50 Tests - Image 1](https://m.media-amazon.com/images/I/613Pp+mIJFL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works as advertised easy to use
*by L***N on May 8, 2023*

I’ve used this brand of tes-tabs for years. Easy to use and work great!

### ⭐⭐⭐⭐⭐ As described
*by J***R on November 25, 2020*

Exactly as described and quickly delivered. Can't ask for more...

### ⭐⭐⭐⭐⭐ Pond water testing for phosphate
*by T***M on February 27, 2019*

This product works quickly and simply for basic pond water quality testing

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**Shop now:** [https://www.desertcart.pt/products/19190165-testab-refill-phosphorus-test-tablets-for-phosphate-kit-5422a-h](https://www.desertcart.pt/products/19190165-testab-refill-phosphorus-test-tablets-for-phosphate-kit-5422a-h)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-05-16*