DIN 38402-45 E:2013-08 德国水、废水和污泥检验标准方法 一般信息(A 组) 第45部分:实验室能力验证的实验室间比较(A 45)
German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 45: Interlaboratory comparisons for proficiency testing of laboratories (A 45)