KH Problem!

[Hungldhcm]

My tank is 280 liter, set up for 50 days, i am using redsra foundation A,B,C. Untill now there are only 2 nemos. Nh3, no2 is 0; po4 0.11, no3 is 2
My Calcium and Mg ok, but KH is always below 6.0. Although i dose at least 30ml KH FOUNDATION B.
I am new, and i am really confused, dont know what shoul i do to keep KH at 8.0, please help!!!!!,

 

[gbroadbridge]

My tank is 280 liter, set up for 50 days, i am using redsra foundation A,B,C. Untill now there are only 2 nemos. Nh3, no2 is 0; po4 0.11, no3 is 2
My Calcium and Mg ok, but KH is always below 6.0. Although i dose at least 30ml KH FOUNDATION B.
I am new, and i am really confused, dont know what shoul i do to keep KH at 8.0, please help!!!!!,

How are you measuring Alkalinity?
Which test kit?
Hiw are you measuring Salinity and what is it?

 

[Not an IT guy]

Such a new tank you shouldn’t be dosing at all. Let the tank mature. To me it’s looks like your chasing numbers which at some point get you in trouble and see some reefers quit