Extremely High Alk In Instant Ocean Salt

[Aquattro]

My IO consistently tests out at about 375 ppm Ca, 7ish dKh, and I don't test for Mg.

[gregzz4]

Originally Posted by Aquattro

My IO consistently tests out at about 375 ppm Ca, 7ish dKh, and I don't test for Mg.

And the brand(s) of your test kits are ?

[Aquattro]

Originally Posted by gregzz4

And the brand(s) of your test kits are ?

Elos. Previously Salifert, same results.

[1eyedjyde]

Originally Posted by gregzz4

And the brand(s) of your test kits are ?

I use Elos.