DIN V ENV 12141-1996 水果汁和蔬菜汁.果汁水份中稳定的氧同位素(<(hoch)18>O/<(hoch)16>O)比例测定.同位素比例质谱分析法
Fruit and vegetable juices - Determination of the stable oxygen isotope ratio (<(hoch)18>O/<(hoch)16>O) of water from fruit juices - Method using isotope ratio mass spectrometry; German version ENV 12141:1996
The document specifies a method for the determination of stable oxygen isotope ratio (<(hoch)18>O/<(hoch)16>O) of water from fruit juices by isotope ration mass spectrometry (IRMS).