---
product_id: 737049992
title: "BIONIX Fresh Water Testing kit for pH,Total Hardness,Ammonia,Alkalinity,Dissolve Oxygen,Calcium,Magnesium,Nitrite & Nitrate (400 Test) | Master Test Kit for Aquarium and Fish Farming."
brand: "bionix"
price: "260 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/737049992-bionix-fresh-water-testing-kit-for-ph-total-hardness-ammonia
store_origin: PL
region: Poland
---

# ISO 9001:2015 certified quality Wide measurement ranges for 9 key parameters 400 precise tests included BIONIX Fresh Water Testing kit for pH,Total Hardness,Ammonia,Alkalinity,Dissolve Oxygen,Calcium,Magnesium,Nitrite & Nitrate (400 Test) | Master Test Kit for Aquarium and Fish Farming.

**Brand:** bionix
**Price:** 260 zł
**Availability:** ✅ In Stock

## Summary

> 💧 Master your aquarium’s health with every test — don’t let your fish miss out!

## Quick Answers

- **What is this?** BIONIX Fresh Water Testing kit for pH,Total Hardness,Ammonia,Alkalinity,Dissolve Oxygen,Calcium,Magnesium,Nitrite & Nitrate (400 Test) | Master Test Kit for Aquarium and Fish Farming. by bionix
- **How much does it cost?** 260 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/737049992-bionix-fresh-water-testing-kit-for-ph-total-hardness-ammonia)

## Best For

- bionix enthusiasts

## Why This Product

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

## Key Features

- • **Certified Reliability:** ISO 9001:2015 certification guarantees trusted, lab-grade testing standards.
- • **Precision Across Broad Ranges:** Accurate readings from ultra-low to high concentrations, covering all freshwater aquarium needs.
- • **High-Test Volume for Long-Term Use:** Up to 400 tests ensure consistent water quality checks without frequent repurchasing.
- • **Comprehensive 9-in-1 Water Analysis:** Monitor pH, hardness, ammonia, alkalinity, oxygen, calcium, magnesium, nitrite & nitrate with one kit.
- • **Optimized for Freshwater Ecosystems:** Specifically designed for freshwater aquariums and fish farming, ensuring relevant and actionable data.

## Overview

The BIONIX Fresh Water Testing Kit offers 400 tests across 9 critical water quality parameters, including pH, hardness, ammonia, and dissolved oxygen. Designed exclusively for freshwater aquariums and fish farming, it provides precise, lab-certified results (ISO 9001:2015) with broad measurement ranges to maintain optimal aquatic environments effortlessly.

## Description

BIONIX Fresh Water Testing kit for pH,Total Hardness,Ammonia,Alkalinity,Dissolve Oxygen,Calcium,Magnesium,Nitrite & Nitrate (400 Test) | Master Test Kit for Aquarium and Fish Farming.

## Features

- Ph 50 Test, Range 1-14, Low range & High range.
- Total Hardness (GH) 50 Test, Range 0-3000 mg/l
- Calcium & Magnesium Hardness 50 Test
- Dissolve Oxygen 50 test, Range 0-12 mg/l
- Total Alkalinity (KH) 50 Test, Range 0-2000 mg/l
- Ammonia 50 Test, Range 0-8 mg/l
- Nitrite 50 Test, Range 0-5 mg/l
- Nitrate 50 Test, Range 0-160 mg/l
- FOR FRESHWATER ONLY, NOT SUITABLE FOR SALTWATER
- ISO 9001:2015 CERTIFIED, EXPIRY 12/2030

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | BIONIX |
| Item model number | BIONIX_BIG FMK |
| Product Dimensions | 22 x 16 x 10 cm; 350 g |
| ASIN | B0FDCKRK5F |

## Images

![BIONIX Fresh Water Testing kit for pH,Total Hardness,Ammonia,Alkalinity,Dissolve Oxygen,Calcium,Magnesium,Nitrite & Nitrate (400 Test) | Master Test Kit for Aquarium and Fish Farming. - Image 1](https://m.media-amazon.com/images/I/51-9JiaTASL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pl/products/737049992-bionix-fresh-water-testing-kit-for-ph-total-hardness-ammonia](https://www.desertcart.pl/products/737049992-bionix-fresh-water-testing-kit-for-ph-total-hardness-ammonia)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*