Calcium test chart

[KAhner]

Can someone post the aquarium pharmaceuticals calcium chart, or a link to one. I googled it and found the directions but the number chart wasn't there. I think 400ppm is about 18 drops, right?

 

[MikeYQM]

I think API is 20ppm per drop for Ca.

 

[KAhner]

Thanks. That sounds right.