its plenty available on ebay!
dont store it in the house lol, get a chem or flam bin, iv stored 100's litre's of paints and thinners in the past without any problems,
aint octane booster a waist of time though unless you ve had your car specifically mapped to run on it, same as water meth you canrun it and it will reduce temps but you really need to have it mapped in to benefit from it performance wise,
I got the aquanmist 1's kit, but i think im gonna get the AEM system eventually seems a good little kit for 300quid