---
product_id: 354519920
title: "Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz)"
brand: "bluelab"
price: "535 kr"
currency: NOK
in_stock: true
reviews_count: 13
url: https://www.desertcart.no/products/354519920-bluelab-kcl-storage-solution-for-ph-probes-and-pens-maintaining
store_origin: NO
region: Norway
---

# 120ml precision hydration Extends pH probe lifespan Made in USA quality Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz)

**Brand:** bluelab
**Price:** 535 kr
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your pH game sharp — hydration that powers precision!

## Quick Answers

- **What is this?** Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) by bluelab
- **How much does it cost?** 535 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/354519920-bluelab-kcl-storage-solution-for-ph-probes-and-pens-maintaining)

## 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

- • **Compact & Ready-to-Use:** Comes with clear instructions and a perfectly sized 120ml bottle, making maintenance effortless and mess-free.
- • **Extend Probe Longevity:** Designed to maintain and store Bluelab pH pens and probes, dramatically extending their lifespan and reliability.
- • **Seamless Compatibility:** Optimized for Bluelab pH pens, soil pH pens, and probes—your all-in-one solution for professional-grade garden monitoring.
- • **Trusted Industry Leader:** From the pioneers in hydroponic testing, Bluelab ensures your tools perform at peak accuracy for flawless nutrient management.
- • **Precision Hydration Boost:** Keep your pH probes perfectly hydrated with 120ml of premium KCl solution for consistent, accurate readings every time.

## Overview

Bluelab KCl Storage Solution is a 120ml premium electrolyte solution made in the USA, designed specifically to hydrate and store Bluelab pH pens and probes. It extends the lifespan and accuracy of your pH measurement tools, ensuring precise nutrient adjustments for hydroponic and soil applications. Trusted by professionals, this solution is essential for maintaining optimal performance of your Bluelab devices.

## Features

- Simply add KCl solution to the cap of the pH pen and pH probe for storage and hydration to extend their life and improve accuracy for precise pH up and down adjustments
- Designed for use with Bluelab pH pens, Bluelab soil pH pens, Bluelab pH probes and Bluelab soil pH probes
- Try Bluelab TDS (PPM) meter, tester and other hydroponics tools for full garden nutrient monitoring in water and soil
- KIT INCLUDES: 1 bottle of storage solution at 120ml, Instructions are on the label of the bottle
- Supplied by Bluelab, the industry leader in hydroponic testing equipment, built for growers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B098GZ8S42 |
| Best Sellers Rank | #23,208 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #10 in Chemical Buffers |
| Brand Name | Bluelab |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,279) 4.7 out of 5 stars |
| Item Type Name | KCL Storage Solution |
| Item Weight | 0.14 kg |
| Manufacturer | Bluelab |
| Model Number | STSOL120 |
| Part Number | STSOL120 |
| Unit Count | 4.05 Fluid Ounces |
| Volume | 120 ml |

## Product Details

- **Brand:** Bluelab
- **Item Volume:** 120 ml
- **Item Weight:** 0.14 kg
- **Manufacturer:** Bluelab
- **Unit Count:** 4.05 Fluid Ounces

## Images

![Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) - Image 1](https://m.media-amazon.com/images/I/7109QS6c37L.jpg)
![Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) - Image 2](https://m.media-amazon.com/images/I/71RDqt11EQL.jpg)
![Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) - Image 3](https://m.media-amazon.com/images/I/71KenvDYTvL.jpg)
![Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) - Image 4](https://m.media-amazon.com/images/I/71aYBjZQREL.jpg)
![Bluelab KCl Storage Solution for pH Probes and Pens, for Maintaining, Hydrating, and Storing pH Meters, Made in the USA (120ml / 4.5 fl. oz) - Image 5](https://m.media-amazon.com/images/I/818rB6-G8jL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: This product is named as ph probe soil tester, while the picture is of the kci storage solution? which product is this?**
A: The probe end of the pH tester needs to be protected when not in use. This stuff is what's use the store the probe in.

**Q: How long does a 100ml bottle last, if using the probe once a day?**
A: As long as the cap has solution in it (glass bulb is immersed) when stored, then it should last at least a year. You may need to top it up from time to time, but you shouldn't be rinsing or tipping the contents of the cap out on each use.

**Q: This item description is for soil testing however the item pictured is the kcl storage solution.  which product is it?**
A: This is KCl storage solution. I have submitted incorrect Product name to the seller.

**Q: What exactly is the solution? Thanks**
A: it helps in keeping the the test probe from drying out .i highly recommend it been using the same blue lab ph pen for over a year and id like to think its from storing it properly. blue lab is the way to go

## Customer Reviews

### ⭐⭐⭐⭐⭐ a must
*by  on Reviewed in the United States January 30, 2026*

Been working as intended.

### ⭐⭐⭐⭐⭐ Reputable
*by  on Reviewed in the United States June 8, 2026*

Great product

### ⭐⭐⭐⭐⭐ Perfect
*by  on Reviewed in the United States October 25, 2024*

This stuff is good. The One Pen from Blue Labs cost too much not to buy the best products to keep it working properly. This storage solution works. I will be buying more to keep my meter safe.

## Frequently Bought Together

- Bluelab STSOL120 KCL Storage Solution 120ml pH Probe and Pen, Maintain Meters Used for Water, Soil, and Hydroponic System or Indoor Plant Grow
- Bluelab BLU8000 PENGTB Grower's Toolbox with pH

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*Product available on Desertcart Norway*
*Store origin: NO*
*Last updated: 2026-09-16*