Testing levels of Manganese has never been so quick and easy! The new and improved Manganese Check test strips eliminates interferences from several ions such as copper, iron, cobalt, lead, nickel, etc. Designed to be an efficient, quick and accurate alternative to wet chemical tests, these test strips provide the user with an easy dip-and-read test strip alternative for determining manganese concentrations in water. Manganese Check test strips are ideal for on-site testing when accurate results are needed immediately.