Nutrafin's Iron Test (0.0 - 1.0 mg/L) measures iron levels in fresh and saltwater aquariums. Iron must be carefully monitored and kept at a level that supports and maintains lush, planted aquariums. It is recommended to test iron with a frequency that will maintain the suggested iron level of 0.25 to 0.5 mg/L.

The kit provides up to 50 tests and includes :

• One 7.5 mL (0.2 fl oz) bottle of Iron reagent # 1
• One 5 g (0.1 oz) bottle of Iron reagent #2
• One glass test tube with cap
• One pipette
• One lab base
• One instruction booklet