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Nitrite Low Range Checker HCProduct Highlights Simple and cost effective way to measures low ranges of nitrite Produce accurate results About This Item Low Range Nitrite Checker HC for Freshwater: The HI 707 Low Range Nitrite Checker HC is a simple, accurate, and cost effective way to measure low ranges of nitrite. 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 in inactivity

Sequence 750 Data Sheets

2 Probe Ports – Plug in pH or ORP probes for water quality tracking

The contoured style of this Checker®HC fits in your palm and pocket perfectly and the large LCD is easy to read

You can also set it up so that outlets with a heater

and 55 earth-friendly aerated grow plugs

Stage 3 – 10 lb

Butyl Seal Tape (TP2BR)

AquaParts S1 Aquaponics Plumbing Kit:

Stage 2 – 60 lb

• Lightweight

7mm Floating Pellets

This works if you have a decoupled system with two independent sump tanks and you want the ability to manage heat independently for each system