Flairform pH 4 (250ml / 1L)

Flairform pH Buffer 4.0 is a premium-grade calibration solution formulated for the precise calibration of electronic pH meters at pH 4.0.

Designed for professional growers and hobbyists alike, this buffer solution ensures your equipment delivers consistently accurate readings—essential for maintaining nutrient balance in hydroponic, aquaponic, or soil-based systems.

Key Features:

• Calibration at pH 4.0: Perfect for two-point calibration processes alongside pH 7.0 solutions
• Formulated to APHA International Standards: Ensures consistency with globally recognized testing norms
• NIST-Specified Ingredients: Guarantees precise and dependable results
• Algae-Resistant Formula: Stabilized to prevent biological growth and extend shelf life
• Compatible with All Brands: Suitable for use with digital pH meters, pens, and monitors from all major manufacturers
• Available in 250ml and 1L Options: Choose the volume that fits your grow operation needs
• Long-Lasting Quality: Sealed and shelf-stable when stored correctly

Why You’ll Love It:

Proper calibration is the foundation of accurate pH measurement, and Flairform pH Buffer 4.0 delivers just that. Whether you're using it as part of a two-point calibration or simply maintaining your tools’ performance, this solution offers reliability and peace of mind. When plant health depends on pH precision, you need a buffer you can trust.

FAQs:

Why do I need a pH 4.0 buffer solution?
pH 4.0 is commonly used as part of a two-point calibration for pH meters, especially when working with acidic solutions.

Can this solution be used with any pH meter?
Yes, it’s compatible with all brands of digital pH meters and pens.

How often should I calibrate using pH 4.0?
For best results, calibrate your pH device at least once per month or whenever you notice measurement inconsistencies.

Is this solution reusable?
No, each calibration should be done with fresh solution to maintain measurement accuracy.