Min. Order Reference FOB Price
1 Piece US$4,791.80 / Piece
Product Description
This automatic monitoring instrument is based on the nation-al standardHI/T 345-2007"Water quality-Determination ofiron -0-phenanthroline spectrophotometry". Ferrous ionsreact with o-phenanthroline to form a stable orange-red com-plex in a solution between pH 3 and 9. The complex has amaximum ...