Direct detection of organic compounds in water at parts-per-billion levels using a simple membrane probe and a quadrupole ion trap

Trace level analysis of volatile and sem

Trace level analysis of volatile and semi-volatile organic compounds in water using a membrane/jet separator interfaced to an ion trap mass spectrometer

✍ Philip S.H. Wong; R.Graham Cooks 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 859 KB

An ion trap mass spectrometer, equipped with a membrane/jet separator interface, is used for the direct detection of volatile and semi-volatile organic compounds in aqueous solutions. Aqueous sample is passed through a capillary membrane, the outside surface of which is continuously purged by helium