Salt mix Alk sugegstions

[speedstar]

Tried a search, but didn't find my answer. I currently use tropic marine reef pro (lower alk 7), but want to go to a mix that mixes to about 8.5~9. Any suggestions for what salt I may want to change to?

Thanks

 

[Nick30G]

Fritz RPM

 

[GugsJr]

Salinity and Aqua Forest