You could buy it from a chemical supply company, but whether that would be pharmaceutical grade or not is another matter.http://www.sigmaaldrich.com/catalog/product/sigma/sml0256?lang=en®ion=US
You could buy it from a chemical supply company, but whether that would be pharmaceutical grade or not is another matter.
ReplyDeletehttp://www.sigmaaldrich.com/catalog/product/sigma/sml0256?lang=en®ion=US