Hanna Instruments

Scientific Equipment

HI-707 Nitrite Low Range Handheld Colorimeter - Checker®HC

HI-707 Nitrite Low Range Handheld Colorimeter - Checker®HC

HI-707 Nitrite Low Range Handheld Colorimeter - Checker®HC

HI-707 Nitrite Low Range Handheld Colorimeter - Checker®HC

0 to 600ppb range
Ideal for salt water aquariums
£61.20 (exc. VAT) £73.44 (inc. VAT)

Ideal for fresh water aquariums.

The HI-707 Nitrite Low Range Checker is a simple, accurate and cost effective way to measure low ranges of nitrite.

Battery powered – Allows use away from a power source. Batteries are included with all battery operated products.

HI-707 Nitrite Low Range Handheld Colorimeter - Checker®HC information

Hanna's extended description

Ideal for fresh water aquariums

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.

The HI-707 uses an adaptation of EPA diazotisation 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

Four steps. One click. Instant Readout.

1. ‘Zero’ the Checker®HC with your vial inside




2. Place a 10ml water sample into the vial and add your reagent




3. Place your vial into your Checker®HC




4. Press the button and read the results

Specifications

Specifications list

Specifications

Range 0 to 600 ppb NO2-N
Resolution 1 ppb
Accuracy @ 25°C ±20 ppb ±5% of reading
Light source LED @ 470 nm
Light Detector Silicon photocell
Method Adaptation of the EPA Diazotisation method 354.1
Environment 0 to 50°C; RH max 95% non-condensing
Battery Type (1) 1.5V AAA
Auto-off After ten minutes of non-use
Dimensions 81.5mm x 61mm x 37.5mm
Weight 64g
Ordering Information HI-707 Checker® is supplied with (2) sample cuvettes with caps, nitrite LR reagent starter kit for 6 tests (6 powder reagent packets), battery, instructions and quick start guide.

Downloadable Manuals

Manuals

Download PDF

Product Literature

literature - PDF

Hanna Instruments Literature
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