DIN EN 1420-1:1999 有機(jī)物對(duì)飲用水的影響.管道系統(tǒng)中水氣味和味道測(cè)定
Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systems - Part 1: Test method; German version EN 1420-1:1999