标准号:BS ISO 10390-2005
中文标准名称:土质.pH值测定
英文标准名称:Soil quality - Determination of pH
标准类型:Z18
发布日期:2005/3/22 12:00:00
实施日期:2005/3/22 12:00:00
中国标准分类号:Z18
国际标准分类号:13.080.10
适用范围:This International Standard specifies an instrumental method for the routine determination of pH using a glass electrode in a 1:5 (volume fraction) suspension of soil in water (pH in H2O), in 1 mol/l potassium chloride solution (pH in KCI) or in 0,01 mol/l calcium chloride solution (pH in CaCl2). This International Standard is applicable to all types of air-dried soil samples, for example pretreated in accordance with ISO 11464.