High Alk Problem

[orangetang]

An API and a Hagen. Both are new.


The API test strip shows ~180 ppm "ISH". So ~10 dKH.

[GoFish]

Originally Posted by orangetang

An API and a Hagen. Both are new.


The API test strip shows ~180 ppm "ISH". So ~10 dKH.

If they're new and you have a receipt then maybe you could take them back for a refund? I'd suggest Salifert if you can find one locally?
Both of those brands are notoriously unreliable