Unfortunately, in California breathing air is considered a carcinogen. > 30~35% (wt) HCl is readily available as brick cleaner/ pool acidfier > here in Australia. Even sold in 250ml bottles up to 20L drum at some > local hardware stores. Its possible to remove some of the water, but not > practical. Normally, dry HCl is produced in an oven and then dissolved > in water until saturation, of which you get about 35% acid at STP. > > Adam __________ Information from ESET Smart Security, version of virus signature database 4786 (20100119) __________ The message was checked by ESET Smart Security. http://www.eset.com
Message
Re: Reducing concentration of HCl from 10% to 40%
2010-01-19 by Lee Studley