New tank high alkalinity

[xenon]

What are your calcium levels at?

Have a look at Tropic Marin Alka Balance.

"To safely reduce alkalinity while simultaneously increasing the calcium level"

http://www.tropic-marin.com/web/english/homepage.html

We have this product in stock if you need it.

The only other alternative would be to do a large water change with a salt that is low in alk (Tropic Marin Pro Reef).