Water Filters

Ro Water Filters
RO water filtered question?

I bought an RO filter from http://www.purewaterclub.com/ for both drinking and aquarium. When I collected the water in an old plastic 5 gallon bottle like this http://www.greif.com/images/secondary-products/water-bottles/H2O_Bottle_fivegal_nohandle.jpg
I never used this bottle for the long time and when it filled it up with RO water, I touched the water inside [...]