[holding answer 4 March 2010]: Mephedrone is sold in the UK through shops and online from websites under the guise of a research chemical, plant food or bath salts. It can be purchased from the internet at between £10 and £15 per gram.
The street cocaine market is multi-tiered and a gram of cocaine can be sold for between £20 and £70, with a most common price of £40. What is being sold as cocaine by local dealers typically contains less than 20 per cent. cocaine hydrochloride.