Nitrite Checker For Koi Ponds Showa which will probably become a

which will probably become a richer yellow over time

Environment 0 to 50°C

Lovely clean head with crisp pattern

Much of the sumi is also on the shiroji (white) ground

Nitrite Checker For Koi Ponds Showa which will probably become aIt's essential to monitor the most common toxic pollutants in your pond regularly, and to monitor more frequently when your pond is going through a big change such as a change of seasons, introducing new fish, initially starting a pond, or after extreme weather conditions. The two most common toxic pollutants that can damage your koi, or even kill your koi, are ammonia and nitrite. Losses due to high ammonia or nitrite are unfortunately too common.