bta anemone needs ???

I have 4 48 in t5 ati bulbs on a 75 and levels

Temp 79

sg 1.025

Nitrite 0

ammonia 0

Nitrate 5

pH 8-8.2

calcium 400-500 can't remember.

Dkh 8

phosphate .5

Is this ok? Will it die? My phosphates was 1ppm nitrates 20ppm. after adding new rock and Before 20% water change