Have a read at this http://www.monzy.com/?p=238 -)
I will certainly give that a go, ive got a fair selection of vodkas now ... will be interesting to see the difference. However i dont like the sound of loosing 5% of the alcohol content, that defies the point!
My Imperia hasnt arrived yet but i do have just been give a bottle of Russian Standard Original bought in Russia, will be interesting to see if there is any difference between the UK and Russian product (as there so often is).