It is my understanding that MSDSs don't need to list components less than 1% if they are deemed not-harmful, and less than .1% if they are carcinogenic.
http://www.ilpi.com/msds/osha/1910_1200.html#1910.1200(g)(2)(i)(C)(2)
This may be why the MSDS for the non-recommended brands look nearly identical to the brands people prefer to use for BHO.
http://www.ilpi.com/msds/osha/1910_1200.html#1910.1200(g)(2)(i)(C)(2)
This may be why the MSDS for the non-recommended brands look nearly identical to the brands people prefer to use for BHO.