Seachem pH Checker

Seachem pH Checker

Seachem pH Checker is a glass aquarium pH monitor designed to make it easier to observe pH changes associated with CO2 gas in planted aquaria. It includes a pH-sensitive, colour-changing indicator solution and is recommended for planted tanks using CO2 injection systems.

Key Benefits

• Provides an easy-to-read visual indication of aquarium pH changes.
• Helps make monitoring CO2 concentrations and pH levels in planted aquaria easier.
• Uses indicator solution that changes colour in response to pH changes caused by CO2 gas.
• Colour progression runs from yellow to green to blue.
• A more yellow indicator colour indicates lower pH and more CO2.
• A more blue indicator colour indicates higher pH and less CO2.

How to Use

• Hold the funnel side of the Seachem pH Checker upward.
• Fill the small bulb with 20 drops of indicator solution.
• Slowly turn the funnel side downward, avoiding spillage of the solution.
• Insert the pH Checker into the aquarium with the funnel facing downward, trapping air in the funnel.
• Attach it at the furthest point from any CO2 diffuser.
• Observe the indicator solution as it changes from yellow to green to blue according to the pH of the aquarium water.

Dosage

• Use 20 drops of indicator solution to fill the small bulb before placing the pH Checker in the aquarium.

Suitable For

• Planted aquaria with CO2 injection systems.
• Any size aquarium.

Compatibility

• For refilling the monitor, use Seachem CO2 Indicator Solution.

Specifications

• Glass pH monitor.
• Uses pH-sensitive indicator solution.
• Visual colour indication: yellow to green to blue.

What's Included

• Seachem pH Checker glass monitor.
• pH-sensitive indicator solution.
• Suction cup.

Frequently Asked Questions

Where should I place the Seachem pH Checker in my aquarium?
Attach it at the furthest point from any CO2 diffuser, with the funnel side facing downward.

How much indicator solution should I use?
Fill the small bulb with 20 drops of indicator solution while holding the funnel side upward.

What do the indicator colours mean?
The solution changes from yellow to green to blue according to aquarium pH. More yellow indicates lower pH and more CO2, while more blue indicates higher pH and less CO2.

Can the Seachem pH Checker be used in any aquarium size?
Yes. The pH Checker works with any size aquarium.

Is this pH monitor suitable for a planted aquarium with CO2 injection?
Yes. It is recommended for planted aquaria with CO2 injection systems and helps make CO2 concentration and pH monitoring easier.

Which solution should be used to refill the pH Checker?
Use Seachem CO2 Indicator Solution for refills.

When can I expect delivery?

• Gauteng (Jhb/Pta) - 1-3 working days
• Nationwide (Cpt/Dbn+) - 2-5 working days
• Outlying Areas - 3-7 working days

All orders are sent via Economy Road, typically through Fastway or Internet Express Couriers*. Estimated timeframes are not guaranteed. Once the order is collected by the courier, we have no control over third-party logistics and cannot make any time promises.

If you prefer a faster 🚀 shipping option, we also offer The Courier Guy during checkout in the dropdown selection. Please note that this option is not free, and you must choose it to use it. Please pay careful attention to the cutoff times and delivery timeframe for these options during checkout.

Enjoy the convenience of collection points and lockers! 📦

No more waiting at home or at work for your delivery. Simply choose a collection locker or pickup point and collect your order when it suits you.

Delivery times to lockers and pickup locations typically range from 2–7 working days, depending on your location.*

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Collection timeframes:

• Bob Box: Collect within 2 days of receiving your collection notification.
• PUDO Lockers: Collect within 36 hours of receiving your collection PIN or SMS notification.

If a PUDO parcel is not collected within 36 hours, it will automatically be transferred to the nearest PUDO Kiosk or Depot at no additional cost. The parcel will then be held there for approximately 2 days before being returned.

Please ensure you collect your parcel within the applicable collection period. Uncollected parcels will be returned to the sender, and additional shipping charges may apply should the order need to be resent.