標準號：DIN 38404-18-1994
中文標準名稱：德國檢驗水、廢水和污泥的標準方法.物理的及物理化學的參數(C組).測定飲用水,地下水,地面水,和廢水中鐳226放射性濃度(C18)
英文標準名稱：German standard methods for the examination of water, waste water and sludge; physical and physical-chemical parameters (group C); determination of Radium-226-concentration in potable water, ground water, surface water and waste water (C 18)
標準類型：Z50
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：Z50
適用范圍：The document describes a chemical-physical method for the determination of Radium-226-concentration in drinking water, ground water, surface water and waste water. By adding of bariumsulphate Ra 226 will be separated and the alpha activity of the preparation can be measured with a low-level-flowcounter.