Where to buy 99% Isopropyl Alcohol in San Diego, CA?

I need some isopropyl alcohol (99%) Really bad. Does anyone know where i can get it? can i ask for some at a clinic? i only need about a table spoon. or which store/pharmacies have it? ie. wallgreens, safeway, albersons, riteaid, ralphs, safeway, vons, etc. Thanks