Is my zoa dead?

[KonaReef]

I quarantine all of my coral in a fluval spec 3 gallons right now and don't know if they're dead. I use hipargero aqua knight a029 loght.

Tank parameter:
pH 8.3
Temp. 78.5
Salinity 1.024
Calcium 450
Phosphate 0.01
Nitrite 0
Nitrate 10
Ammonia 0
Magnesium 1400
Alkilinity 9

 

[Coral Euphoria]

Hi, Your picture doesn't seem to be showing.

 

[KonaReef]

It in my new thread call "Need help with my zoas".