sera marin COMPONENT 7 iodine 50 ml

Contains the important trace element iodine

Iodine does not remain stable for a long time in an aquarium. It is quickly converted into iodide, turning it ineffective for many plants and animals.

A constant iodine level is achieved by daily addition of sera marin7. Varying concentrations and deficiencies are avoided. sera marin7 in the dropper bottle allows daily addition without annoying measuring.

Recommended dosage

Daily add one drop sera marin7 per each 100l (26.4USgal.) of saltwater. It is ideal to add sera marin7 after the addition of sera marin6.

on of sera marin6.