MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY MARTYN F. CHILLMAID / SCIENCE PHOTO LIBRARY
Sodium hydroxide and iron II sulphate. Test tube containing sodium hydroxide solution reacting with iron II sulphate. This reaction produces a dark green precipitate of solid iron II hydroxide in a colourless solution of sodium sulphate.
Model release not required. Property release not required.