---
product_id: 217337420
title: "Replacement Test Tubes for Aquarium Test Kits 3 Pack Bundle"
brand: "api"
price: "€ 16.89"
currency: EUR
in_stock: true
reviews_count: 11
category: "Api"
url: https://www.desertcart.at/products/217337420-replacement-test-tubes-for-aquarium-test-kits-3-pack-bundle
store_origin: AT
region: Austria
---

# Secure snap-on caps 3-pack precision vials Reusable & durable design Replacement Test Tubes for Aquarium Test Kits 3 Pack Bundle

**Brand:** api
**Price:** € 16.89
**Availability:** ✅ In Stock

## Summary

> 🧪 Never miss a test—stay ahead in aquarium care with precision replacements!

## Quick Answers

- **What is this?** Replacement Test Tubes for Aquarium Test Kits 3 Pack Bundle by api
- **How much does it cost?** € 16.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/217337420-replacement-test-tubes-for-aquarium-test-kits-3-pack-bundle)

## Best For

- api enthusiasts

## Why This Product

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

## Key Features

- • **Secure Seal Caps:** Leak-proof caps ensure no spills or contamination during testing
- • **Triple Pack Value:** Three test tubes included to keep your water testing uninterrupted
- • **Durable & Reusable:** High-quality materials built to last through multiple testing cycles
- • **Precision Markings:** Clear fill lines for accurate water sampling every time
- • **Perfect Compatibility:** Seamlessly fits all API Aquarium Test Kits for hassle-free replacements

## Overview

This 3-pack bundle of replacement test tubes with secure caps is designed specifically for Aquarium Pharmaceuticals (API) Test Kits, ensuring precise, reliable water testing. Durable and reusable, these tubes maintain accuracy with clear measurement lines, helping aquarium enthusiasts maintain optimal water conditions effortlessly.

## Description

Product description Replacement test tubes and caps. For use in all Aquarium Pharmaceuticals water testing kits where the original tube has been lost or damaged. Replacement pack x 3 vials supplied. Directions 1. Rinse the replacement test tubes with clean water to ensure there are no impurities. 2. Fill the test tubes with aquarium water up to the indicated line. 3. Add the appropriate test kit reagents to the test tubes as per the test kit instructions. 4. Cap the test tubes and gently shake or mix them to combine the water and reagents. 5. Compare the resulting color to the test kit's color chart to determine water parameter levels.

Review: Great product - great product came with the measurements and well packaged
Review: Great - Great quality and just what I expected

## Features

- Replacement Test Tubes compatible with the Aquarium Pharmaceuticals (API) Test Kits
- Includes caps
- 3 Pack

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07G4M52XY |
| Batteries Included | No |
| Batteries required | No |
| Best Sellers Rank | 30,567 in Pet Supplies ( See Top 100 in Pet Supplies ) 66 in Aquarium Test Kits |
| Customer Reviews | 4.6 4.6 out of 5 stars (656) |
| Date First Available | 2 Aug. 2018 |
| Item Form | Liquid |
| Item Weight | 18 g |
| Item model number | ZY-ghm-202009015-29 |
| Number of Items | 1 |
| Package Dimensions | 11.99 x 8 x 1.9 cm; 18 g |
| Quantity | 1 |

## Product Details

- **Brand:** API
- **Item form:** Liquid
- **Manufacturer:** API
- **UPC:** 680490920172

## Images

![Replacement Test Tubes for Aquarium Test Kits 3 Pack Bundle - Image 1](https://m.media-amazon.com/images/I/21FunlUKIsL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by M***L on 7 June 2025*

great product came with the measurements and well packaged

### ⭐⭐⭐⭐⭐ Great
*by E***A on 7 March 2025*

Great quality and just what I expected

### ⭐⭐⭐⭐⭐ Great item
*by C***E on 31 December 2023*

Quick delivery highly recommend

## Frequently Bought Together

- API Replacement Test Tubes for Aquarium Test Kits 3 Pack Bundle
- API Ammonia Test Kit for Aquarium, 1 Piece
- API Nitrate Test Kit, 100 Gram

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**Shop now:** [https://www.desertcart.at/products/217337420-replacement-test-tubes-for-aquarium-test-kits-3-pack-bundle](https://www.desertcart.at/products/217337420-replacement-test-tubes-for-aquarium-test-kits-3-pack-bundle)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-04-22*