4 ms·
A lot of drugs can be detected in water, e.g. prozac: http://news.bbc.co.uk/2/hi/health/3545684.stm http://news.bbc.co.uk/2/hi/health/3545684.stm
by kqr2 14y ago
A lot of drugs can be detected in water, e.g. prozac:
http://news.bbc.co.uk/2/hi/health/3545684.stm http://news.bbc.co.uk/2/hi/health/3545684.stm
- stevenrace 14y agoAs well as spices that vary with season, cocaine, etc [0] ... I'm curious as to how these tests are done. I'm guessing samples are drawn and then run through a IR-spectrography machine. I wonder at what depth, how close to sewage runoff, etc. [0] http://news.nationalgeographic.com/news/2009/11/091112-drinking-water-cocaine/ http://news.nationalgeographic.com/news/2009/11/091112-drink...
- refurb 14y agoIR could never detect these compounds at that low of a level. My guess is that they are doing a extraction of water, concentrating the extracts and running a mass spec on a gas chromatographer. That's the only way you'd be able to detect stuff at the ng or pg level.
- joshuacc 14y agoContraceptive hormones as well: http://www.guardian.co.uk/environment/2012/jun/02/water-system-toxic-contraceptive-pill http://www.guardian.co.uk/environment/2012/jun/02/water-syst...