Hanna Instruments 736-25 / HI736-25 – Phosphorus Ultra Low Range Reagent Refill – Checker® HC

Hanna Instruments HI736-25 – Phosphorus Ultra Low Range Reagent Refill – Checker® HC 🔁📦

Keep your phosphate testing consistent and precise with theHanna Instruments HI736-25reagent refill pack—designed for use with theHI736 Phosphorus ULR Checker® HC. This box includes 25 pre-measured reagent packets to deliver reliable, lab-quality results every time you test. 🧪🌊

🧪 Accurate & Effortless Testing

Each reagent packet is precisely formulated to work with the HI736, ensuring consistent accuracy for ultra-low phosphorus measurements in reef tanks. Just add one packet to your prepared sample and insert it into your checker—no measuring, no mess.

🔄 Designed for the HI736

These reagents are engineered specifically for use with theHanna Instruments HI736 ULR Phosphorus Colorimeter. Don’t risk skewed results with generic alternatives—stick with Hanna’s official formula for peace of mind and precision. 🎯

🌊 Ideal for Ultra-Low Nutrient Reef Systems

ULR phosphorus testing is essential for SPS-dominant tanks or systems utilizing nutrient export methods like refugiums or carbon dosing. The HI736-25 helps keep your testing schedule on point, so your reef stays balanced and healthy.

🔑 Key Features

• 25 test packetsper box
• Compatible withHanna HI736 Phosphorus ULR Checker® HC
• High-purity reagents with consistent performance
• EPA-compliant ascorbic acid colorimetric method
• Made for saltwater reef aquariums

📦 What’s Included

• 25 HI736-25 reagent packets
• Instruction sheet

Stay stocked and stay accurate withHanna Instruments HI736-25reagent refills—the perfect companion for your ULR phosphate testing routine. 🔍🐠

More Information

Item	Hanna Instruments Phosphorus ULR Reagent Refill HI736-25
Model Number	HI736-25
Compatible Device	HI736 Phosphorus ULR Checker® HC
Quantity	25 Tests per Pack
Testing Method	Ascorbic Acid Colorimetric Method (EPA 365.1)
Application	Saltwater / Marine Aquariums
Storage Requirements	Store in a cool, dry place
Features	Pre-measured, consistent accuracy, for ultra-low nutrient tanks
Availability	In Stock/Restockable

Need test kits too? Shop our full line of water testing products or pair this refill with the HI736 Phosphorus ULR Checker® HC—available now atSqueaky’s Aquatics!