Sera Fe (Iron) Test Kit freshwater nitrate each with a cartridge of

each with a cartridge of their own

2 mg/L or less

important vitamins such as C and B12

WINTER SOLUTION: The TetraPond Air Pump Kit offers a winter survival solution for ponds when temperatures are freezing

They are an excellent aeration device for use in under gravel filters

Sera Fe (Iron) Test Kit freshwater nitrate each with a cartridge ofdetects iron deficiency quick diagnosis of pale leaves also detects chelated iron easy to use for approx. 75 measurements Makes it easy to monitor the iron level in fresh and marine water Iron (Fe) is an important component of plant nutrition. In case the plants have fading leaves this may be due to lacking iron. The sera Fe Test provides quick information about possible deficiencies. Directed fertilization with sera florena or sera florenette