Hey gang,
I've been using an API master test kit for a while and recently purchased a Salifert Strontium test kit. The API calcium test showed me at 500 where as the Salifert Strontium test which also test calcium showed I was at 450. Which one should I trust?
Thanks,
Mike
I've been using an API master test kit for a while and recently purchased a Salifert Strontium test kit. The API calcium test showed me at 500 where as the Salifert Strontium test which also test calcium showed I was at 450. Which one should I trust?
Thanks,
Mike