Australia's Science Forum

Has anyone information on a website site where I can find out at what concentration a chemical loses it Hazardous or Dangerous classification ie 10M HCl is Dangerous and Hazardous, acording to Chemwatch, but 0.1M HCl is neither. The NSW CSIS manual is out of date when compared to Chemwatch in their ...

CSIS (Chemical Safety In Schools) By NSW Dept of Education has a colour coded system. Should have these folders somewhere in the school.