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Hanna Checker HC (Handheld Colorimeter) - Nitrite HI-707 Nitrite Low Range Checker (0 to 999ppb)

The HI-707 Nitrite Low Range Checker is a simple, accurate and cost effective way to measure low ranges of nitrite. Designed as a more accurate alternative to chemical test kits, the HI-707 provides quick, accurate results in four easy steps.

Click here for a video demonstration:

(this is actually for the Nitrite HR, but the principle is the same)

The HI-707 uses an adaptation of EPA diazotization method 354.1. The reaction between nitrite and the reagent causes a pink tint in the sample.

Ideal for:
• Aquariums
• Environmental
• Wastewater
• Water Quality
• Education

Key features:
• Small palm-sized design
• Accurate from ±20 ppb ± 5% of reading
• Dedicated to a single parameter
• Uses a single AAA battery
• Auto Power Off after 10 minutes inactivity
• Built-in timer for timed reaction readings

Supplied with:
• 2 cuvettes and caps
• Reagent starter kit (6 packets of nitrite LR reagent)
• 1 x 1.5V AAA battery
• Instruction manual


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