e404ada8_Tank_Aquarium_Water_Parameters__Water_Parameter
[Value] ~0 ppm [Importance] In a properly cycled aquarium, the presence of nitrate is confirmation that your biological filter is working. Congratulations on that. On an ongoing basis, you want to strive for nitrate levels as low as possible. However levels around 30-40 ppm are generally tolerated by most saltwater aquarium fish (except for fragile species) and many soft corals that tend to come from nutrient rich waters. [Water Parameter] 
Nitrate
A l k a l i n i t y
A m m o n i a
C a l c i u m
N i t r a t e
N i t r i t e
p H
P h o s p h a t e
S a l i n i t y
T e m p e r a t u r e
9 Most Important Reef Tank Aquarium Water Parameters
Water Parameter