where can i buy calcium oxide powder?

 

thanks in advance to any replies

where can i buy calcium oxide powder?

 

thanks in advance to any replies

 

 

Builder's lime, for making mortar, is calcium oxide I believe.

i think that's hydrated lime =/

i think that's hydrated lime =/

 

You can probably convert it to oxide by heating it but I don't know what temperature would be required.

where can i buy calcium oxide powder?

 

thanks in advance to any replies

What for?

You could always make it.

http://en.wikipedia.org/wiki/Lime_kiln

The stuff is difficult to keep (it reacts with H2O and or CO2 from the air) so it's generally made where it's needed.

for an experiment with the exothermic reaction with water.

 

and yeah i had considered that but wanted to check if there was an easier way first.