Hi I purchased a bottle of glens vodka and I believe it to be fake,I have written to trading standards and they have advised me to contact you,I still have the vodka I told the shop keeper where I bought it I wanted a refund and he has refused I can't afford to waste money it was a 70cl and it cost me £13 what advice can you give me,the vodka has a chemical taste and didn't have the normal vodka smell or taste