I think my tank is cycle.. nitrate from 50ppm drop to 20ppm nw.. my nitrite still have 0.2ppm even after two water change.. I am putting microb7 everyday nw. Hopefully it drop to 0. Question.. do you guys think i am able to put some livestock in? Just asking... or i have to wat till 0ppm for nitrite Ph 8.2 Dkh 12 Ammonia 0 Nitrite 0.2 Nitrate 20ppm Salinity 32 n 1.024 Sent from Singapore Reef Club mobile app