Aquamaster EC 1.413 Calibration Solution | 100ml | NIST Traceable

🔬 Keep Your EC Meter Spot-On

Accurate EC readings start with accurate calibration. The Aquamaster EC 1.413 Calibration Solution is a precision-grade, NIST-traceable reference solution that ensures your EC meter is always dialled in — so you can trust every reading, every time.

At 1.413 mS/cm, this is the industry-standard calibration point used by growers, labs, and hydroponic professionals worldwide. 🌱

✅ Why Use Aquamaster Calibration Solution?

• 📏 NIST-traceable accuracy — meets international measurement standards
• 🧪 1.413 mS/cm reference point — the universal EC calibration standard
• 💧 100ml bottle — enough for multiple calibrations
• 🔒 Stable formula — store between 15–25°C for long shelf life
• ✔️ Compatible with Aquamaster meters and most EC/TDS meters on the market

📋 Usage Instructions

Pour a small amount into a clean cup, insert your EC probe, and calibrate per your meter's instructions. Close the bottle immediately after use and do not return used solution to the bottle. Store between 15–25°C.

💡 Pro Tip: Calibrate your EC meter before every grow cycle — or at minimum once a month — to ensure your nutrient readings are always accurate.

📦 What's Included

• ✔️ 1 × Aquamaster EC 1.413 Calibration Solution — 100ml