Hanna Phosphate Low-Range Checker HC – HI713

Accurate, Affordable Phosphate Testing for Aquarium and Field Use

The Hanna HI713 Phosphate Low-Range Checker HC bridges the gap between basic chemical test kits and high-end professional instruments. Designed for users who want greater precision without the high cost, this handheld colorimeter delivers accurate phosphate readings quickly and easily.

Key Features

• Measures phosphate from 0.00 to 2.50 ppm

• High resolution: 0.01 ppm

• Accuracy: ±0.04 ppm ±4% of reading

• Built-in timer and automatic shut-off

• Compact, portable handheld design

• Operates with a fixed wavelength LED @ 525 nm and silicon photo detector

• Powered by a single AAA battery

Simple 4-Step Operation

1. Add sample to cuvette

2. Insert into Checker®

3. Press button to zero

4. Add reagent and press button again for results

Why Choose the HI713?

• More accurate than chemical test kits

• Less expensive than professional lab meters

• Ideal for aquariums, freshwater systems, and environmental testing

• Uses Ascorbic Acid Method based on Standard Methods, 20th edition

Product Specifications

• SKU: HI713

• Range: 0.00 to 2.50 ppm phosphate

• Resolution: 0.01 ppm

• Accuracy: ±0.04 ppm ±4%

• Method: Ascorbic Acid

• Power: 1 x 1.5V AAA battery

• Auto Shut-Off: 3 min (idle), 2 min (after reading)

• Weight: 64 g

• Dimensions: 81.5 x 61 x 37.5 mm

• Environment: 0 to 50°C; max 95% RH (non-condensing)