AS 4969.4:2008 Analysis of acid sulfate soil - Dried samples - Methods of test - Determination of 1 M potassium chloride extractable sulfur (SKCl), calcium (CaKCl) and magnesium (MgKCl)
1970AS 4969.4:2008 Analysis of acid sulfate soil - Dried samples - Methods of test - Determination of 1 M potassium chloride extractable sulfur (SKCl), calcium (CaKCl) and magnesium (MgKCl)