API pH Up
API pH Up - 37ml is pre-ordered, confirm stock before ordering!
Pickup available at Jungle Aquatics
Usually ready in 2 hours
Description
Description
API pH Up
API pH Up is a pH adjuster that raises the pH of aquarium water, making it more alkaline when levels have dropped too low. It suits aquarists who test their water and need a simple way to fine-tune pH for the fish they keep.
Understanding pH
pH measures how acidic or alkaline your water is. A value of 7.0 is neutral, readings above 7.0 are alkaline and readings below 7.0 are acidic. Different fish need different pH levels to stay healthy, so regular testing is the only way to know whether your water sits where it should. If a reading comes back too low, pH Up lets you correct it in measured steps.
Key Benefits
- Raises pH to make aquarium water more alkaline when it has fallen too low
- Fast-acting and easy to use
- Colourless and will not cloud the water
- Phosphate-free and nitrate-free, so it will not encourage algae growth
- Can help to increase KH
- Safe for live plants
How to Use
- Test the pH of your aquarium water first with an API pH Test Kit.
- If the pH needs to go up, add the dose calculated for your tank volume (see Dosage below).
- Take another pH reading before adding any further dose of pH Up.
- Go carefully with the size of each change. Some fish are sensitive to pH adjustments greater than 0.2 in a 24 hour period, so changes of this size should be made with extreme care.
Dosage
- Add 1 ml for each 10 gallons of aquarium water.
- Metric dosing: add 1 ml for each 38 L of aquarium water.
- It can be used once daily, but always test the pH between doses.
Suitable For
- Aquariums where regular testing shows the pH has fallen below the level your fish need
- Tanks with live plants
- Aquarists who want a gentle, controllable way to fine-tune pH
Compatibility
- Safe for live plants, as is its companion product, API pH Down.
- Will not harm marine aquariums, but it is designed for fine-tuning pH and is not strong enough to affect marine aquarium levels.
Specifications
- Function: raises pH and makes water more alkaline
- Appearance in water: colourless, does not cloud
- Phosphate-free and nitrate-free
- Dose rate: 1 ml per 10 gallons (1 ml per 38 L)
Frequently Asked Questions
What does API pH Up do?
It is added to aquarium water to raise the pH, making the water more alkaline.
How much should I add to my tank?
Add 1 ml for each 10 gallons of aquarium water, which is 1 ml for each 38 L. Test the pH before and after dosing.
Can I dose it more than once?
Yes, it can be used once daily, but always test the pH between doses. Some fish are sensitive to changes greater than 0.2 in 24 hours, so adjust with care.
Is it safe for live plants?
Yes. Both API pH Up and API pH Down are safe for live plants.
Can I use it in a marine aquarium?
It will not cause harm in a marine aquarium. However, it is designed for fine-tuning pH and is not strong enough to have an effect on marine aquarium levels.
Does it also increase KH?
Yes, pH Up can help to increase KH.
Shipping
Shipping
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.
Bob Box & PUDO Lockers
Bob Box & PUDO Lockers
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.


