Description

pH Buffer 4 – Accurate Calibration Solution for Reliable pH Testing

pH Buffer 4 is a high-quality calibration solution designed to keep your pH meters accurate and reliable. It provides a stable reference point at pH 4.0, which is essential for regular calibration. Because correct pH readings are crucial in hydroponics, coco, soil growing, and water testing, using a proper buffer solution ensures your equipment performs consistently.

Key Features

✔ Precise pH 4.0 Calibration

This solution gives you a stable and accurate pH 4 reference. As a result, you can recalibrate your pH meter with confidence and maintain reliable readings.

✔ Supports All pH Meters and Pens

pH Buffer 4 works with all brands, including Bluelab, Essentials, Milwaukee, and more. Therefore, it fits easily into any grow room testing routine.

✔ Helps Keep Your Readings Accurate

Regular calibration prevents incorrect pH measurements, which can harm nutrient uptake. Because of this, using Buffer 4 helps protect plant health and performance.

✔ Easy to Use

Simply pour the solution into a clean container, calibrate your meter according to the manufacturer’s instructions, and rinse after use.

✔ Ideal for Hydroponics and Indoor Growing

Correct pH is essential for nutrient availability. This buffer helps ensure your feeding solutions stay within the right range.

Specifications

• Type: pH calibration solution

• Value: pH 4.0

• Use: Calibrating digital pH pens and meters

• Suitable For: Hydroponics, soil, coco, aquaponics, and water testing

• Compatibility: All pH meters and brands

Why Choose pH Buffer 4?

pH meters naturally drift over time, so regular calibration is essential. Because pH Buffer 4 provides a stable and accurate reference point, you can rely on every reading your meter provides. This leads to better nutrient mixing, healthier plants, and fewer pH-related issues.

Perfect For:

• Routine calibration of pH meters

• Hydroponic nutrient mixing

• Coco and soil growers

• Aquaponics and aquarium maintenance

• Any grower who wants accurate pH control

Buy with Confidence

At The Horticulture Company, we stock reliable calibration products trusted by growers across the UK. pH Buffer 4 keeps your pH testing accurate, simple, and dependable—every time you mix your nutrients.