---
product_id: 368728394
title: "Bluelab PH 7.0 Calibration Solution, 500 milliliters"
brand: "bluelab"
price: "$U7503"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/368728394-bluelab-ph-7-0-calibration-solution-500-milliliters
store_origin: UY
region: Uruguay
---

# 500 ml volume secure storage pH 7.0 buffer solution Bluelab PH 7.0 Calibration Solution, 500 milliliters

**Brand:** bluelab
**Price:** $U7503
**Availability:** ✅ In Stock

## Summary

> Stay Balanced! ⚖️

## Quick Answers

- **What is this?** Bluelab PH 7.0 Calibration Solution, 500 milliliters by bluelab
- **How much does it cost?** $U7503 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/368728394-bluelab-ph-7-0-calibration-solution-500-milliliters)

## Best For

- bluelab enthusiasts

## Why This Product

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

## Key Features

- • **Storage Savvy:** Designed for easy storage; keep it cool and out of sunlight.
- • **User-Friendly:** Simple to use for both professionals and hobbyists alike.
- • **Optimal Volume:** 500 ml ensures you have enough for multiple calibrations.
- • **Quality Assurance:** Trust in a product that guarantees accurate readings every time.
- • **Precision Calibration:** Ensure your pH instruments are spot-on with this essential buffer solution.

## Overview

The Bluelab pH 7.0 Calibration Solution is a 500 ml buffer solution designed for calibrating pH instruments, ensuring accurate readings. Store it securely in a cool place to maintain its effectiveness.

## Description

Bluelab PH 7.0 Calibration Solution, 500 milliliters

## Features

- PH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope)
- Store in a cool place out of direct sun and heat
- They should be stored with the lids securely tightened

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Volume | 500 Milliliters |
| Item Weight | 0.01 Pounds |
| Container Type | Bottle |
| Item Form | Liquid |

## Product Details

- **Brand:** Bluelab
- **Item weight:** 499 g
- **Item volume:** 500 Milliliters
- **Package information:** Bottle
- **Item form:** Liquid

## Images

![Bluelab PH 7.0 Calibration Solution, 500 milliliters - Image 1](https://m.media-amazon.com/images/I/61eKwCmeUzL.jpg)
![Bluelab PH 7.0 Calibration Solution, 500 milliliters - Image 2](https://m.media-amazon.com/images/I/61-cAq-ZNGL.jpg)
![Bluelab PH 7.0 Calibration Solution, 500 milliliters - Image 3](https://m.media-amazon.com/images/I/614BOALjStL.jpg)
![Bluelab PH 7.0 Calibration Solution, 500 milliliters - Image 4](https://m.media-amazon.com/images/I/21ClmYMs-JL.jpg)

## Questions & Answers

**Q: Why is this item priced nearly double than any brick-and-mortar store I've ever seen it at?**
A: Convenience! Check out Hurricane Hydroponics if you need a real clean nutrient line.

**Q: Will freezing ruin solution?**
A: no, but the  temp of the product changes the ph slightly at different temperatures.

**Q: Do you have the 4.0? I need both 7.0 and 4.0 solutions**
A: Yes, we offer the Bluelab pH 4,7, and 2.77 in 500ml and 250ml.

## Frequently Bought Together

- Bluelab PH 7.0 Calibration Solution, 500 milliliters
- AC Infinity CLOUDRAY S6, Grow Tent Clip Fan 6” with 10-Speeds, EC-Motor, Weatherproof IP-44, Quiet Hydroponics Circulation Cooling (Black, Auto Oscillation)

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**Shop now:** [https://www.desertcart.uy/products/368728394-bluelab-ph-7-0-calibration-solution-500-milliliters](https://www.desertcart.uy/products/368728394-bluelab-ph-7-0-calibration-solution-500-milliliters)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-07*