* This product  has been discounted because it is close to expiration. With proper handling and storage, some perishable items can remain safe to use for some time beyond sell-by and even use-by dates.*

Returns will not be accepted on this item.

Expiration: 04/2024

* This product has been retired and will not be restocked once inventory runs out *

Nitrate develops when nitrite is broken down in the final stages of the nitrogen cycle. High levels of Nitrate can lead to algae growth. Test weekly.