---
product_id: 679668256
title: "pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester"
brand: "uiuzmar"
price: "€ 45.61"
currency: EUR
in_stock: true
reviews_count: 8
category: "Uiuzmar"
url: https://www.desertcart.at/products/679668256-ph-calibration-solution-ph-4-00-7-00-10-01
store_origin: AT
region: Austria
---

# 5 bottles total (3x50ml + 2x10ml) ±0.02 pH accuracy Extends pH probe lifespan pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester

**Brand:** uiuzmar
**Price:** € 45.61
**Availability:** ✅ In Stock

## Summary

> ⚡ Calibrate like a pro, protect like a boss!

## Quick Answers

- **What is this?** pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester by uiuzmar
- **How much does it cost?** € 45.61 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/679668256-ph-calibration-solution-ph-4-00-7-00-10-01)

## Best For

- uiuzmar enthusiasts

## Why This Product

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

## Key Features

- • **Protect & Prolong:** Specialized storage solution keeps your pH probe moist and extends its service life, saving you replacement costs.
- • **Compact & Convenient:** Portable bottles with clear color coding and labeling eliminate confusion and make on-the-go calibration effortless.
- • **Precision You Can Trust:** Calibrate with ±0.02 pH accuracy for flawless readings every time.
- • **Universal Compatibility:** Works seamlessly with any pH meter supporting standard calibration points—perfect for labs, hydroponics, aquariums, and pools.
- • **All-in-One Calibration Kit:** Includes three distinct pH buffers (4.00, 7.00, 10.01) plus two probe storage solutions—ready to use, no mixing required.

## Overview

UIUZMAR pH Calibration Solution kit offers a professional-grade, ready-to-use set of three high-accuracy pH buffer solutions (4.00, 7.00, 10.01) and two probe storage bottles. Designed to ensure precise calibration with ±0.02 pH accuracy, it extends the lifespan of your pH probes and supports universal compatibility across all standard pH meters. Compact, color-coded, and easy to carry, this kit is essential for professionals demanding reliable, hassle-free pH measurements in diverse environments.

## Description

Product Description Get Accurate pH Reading with UIUZMAR pH Solutions UIUZMAR pH calibration solution helps you get rid of hassle of dissolving pH powders and uncertainty of accuracy. pH solution high accuracy of ±0.02 pH. Maintain the accuracy and reliability of a pH meter. Ready to Use pH Calibration Solution 3 bottles ready-made pH buffer solutions of 50 ml each with pH 4.00, 7.00 and 10.01. Get rid of hassle of dissolving pH powders and uncertainty of accuracy. No more mixing the hard to dissolve pH powders yourself! Double pH Probe Protective Solutions 10ml Each pH probe storage solution for pH probe protection and extends probe service life. Only a few drops to keep the probe sponge moist in protective cap. A must-have for any pH pens whose probe can not dry out. Widely Used in Multi Scenario For any pH meters calibation for your hydroponics gardens, aquariums, swimming pools and drinking water. Ideal choice for laboratories, industry, agriculture, aquariums and other contexts requiring precise pH measurements. pH Buffer Solutions and Probe Storage Solution for pH Meters Widely used for any pH meters, testers, pens pH calibration and probe protection. Can be used to calibrate any pH probes such as blue sensor probe, glass tip probe and spear tip probe. UIUZMAR Another Multi-Parameter Tester you Might Like Water pH Meter pH Buffer Solution EC 1413μS/cm Calibration 5 in 1 pH Salt Meter pH EC TDS Meter Food pH Meter

Review: Good product - Does exactly what it says on box but higher price
Review: Does the job easily. - No fuss pH calibration.

## Features

- Package Contents: There are 5 bottles of solution in the package. Including 3 bottles of pH buffer, pH4.00, pH7.00 and pH10.01, each bottle is 50ml, and there are 2 bottles 10ml of pH probe storage solution. UIUZMAR pH probe storage solution is used to protect the pH probe, which can effectively extend the service life of the probe electrode. The bottle is compact and easy to carry and store
- Ready-to-use pH Calibration Solution: Dip the probe directly into the UIUZMAR pH calibration solution bottle for calibration, which is much easier than preparing the calibration powder and re-dissolving it yourself. Compared with disposable pH calibration powder, UIUZMAR pH probe storage solution can be used repeatedly, and the three bottles of calibration solution are different in color, and the bottles are labeled with numbers to avoid confusion during use
- Highly Accurate and Widely Used Solutions: The accuracy of pH solution is up to ±0.02 pH, which ensures the accuracy and reliability of pH meter. pH calibration solution can be used not only for UIUZMAR pH tester, but also for any pH meter that supports 4.00 7.00 10.01 calibration points, which can be used for calibration of pH tester in hot tubs, aquariums, hydroponics, drinking water, swimming pools, etc
- How to Calibrate UIUZMAR pH Tester: For UIUZMAR pH tester, please follow the steps below: Put the pH probe into 7.0 calibration solution, then long press the CAL button for 5 seconds, then release the button, wait for 7.0 to flash 3 times, complete the pH 7.0 calibration. (For the calibration steps of other brands of pH meters, please follow the manual)
- Note: If unopened, UIUZMAR pH calibration solution is valid for 2 years; after opening, seal and store at low temperature, the pH calibration solution can be reused for calibration, which is very convenient; Please note: do not let children accidentally ingest the liquid in the bottle, keep it away from children

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DFTQJGZZ |
| Best Sellers Rank | 11,251 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 2 in Electrodes |
| Brand | UIUZMAR |
| Container Type | Bottle |
| Country Of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 144 Reviews |
| Included Components | pH calibration solution, pH electrode protection solution |
| Item Form | Liquid |
| Item form | Liquid |
| Item volume | 50 Millilitres |
| Manufacturer | Jinan Runjie Electronic Technology co., Ltd. |
| Manufacturer Part Number | UI-1 |
| Model Number | UI-1 |
| Molecular Weight | 0.01 |
| Molecular weight | 0.01 |
| Package information | Bottle |
| Volume | 50 Millilitres |

## Product Details

- **Brand:** UIUZMAR
- **Item form:** Liquid
- **Item volume:** 50 Millilitres
- **Molecular weight:** 0.01
- **Package information:** Bottle

## Images

![pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester - Image 1](https://m.media-amazon.com/images/I/61qhnzdqvVL.jpg)
![pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester - Image 2](https://m.media-amazon.com/images/I/71uAgov12xL.jpg)
![pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester - Image 3](https://m.media-amazon.com/images/I/71D5ZoXZw-L.jpg)
![pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester - Image 4](https://m.media-amazon.com/images/I/71Zm1-drWVL.jpg)
![pH Calibration Solution pH 4.00/7.00/10.01 50ml Each | with pH Meter Storage Solution 2 Bottels 10ml, pH Buffer Calibration Fluid and pH Probe Storage Solution for pH Pen Tester - Image 5](https://m.media-amazon.com/images/I/718KIBeGXjL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by S***O on 20 June 2026*

Does exactly what it says on box but higher price

### ⭐⭐⭐⭐⭐ Does the job easily.
*by C***N on 17 March 2026*

No fuss pH calibration.

### ⭐⭐⭐⭐⭐ Good for calibration
*by J***1 on 25 July 2025*

Does the job!

## Frequently Bought Together

- UIUZMAR pH Calibration Solution pH7.00/4.00/10.01 50 mL Each, with pH Probe Storage Solution 2 Bottels 10mL Each, pH Calibration Buffer Solution and pH Electrode Solution for pH Meter
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- General Hydroponics pH Control Kit For A Balanced Nutrient Solution

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-07-22*