hydroponics help

hey so i was wondering if any1 could help me out i have
top booster, hydro b, hydro a, rapid grow a and rapid grow b i also have ph down, ph up and buffer 7 i was wondering what the formula for the first staged any help would be greatly appreciated thanks

really need to know what your setup is first, it will make the difference between feeding them and poisoning them

Magnarok said:

really need to know what your setup is first, it will make the difference between feeding them and poisoning them

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my set up is a hydroponics flood and drain system with a 400w high pressure sodium son-t-agro light contactor relay timer heated propagator i know i may sound like i no nothing but everyone starts somewhere and i really really would be thankful for the help