Were can i buy the folowing bi (bismuth) hno3 (nitric acid)?

ok i am makeing some bismuth trioxide i already have the Sodium Hydroxide so i just need them to dont say its to dangerous that the only thing you want to do is come to my question and say its to dangerous dont say this or i will report it cause your not answering my question my question is were do i buy bismuth and nitric acid in australia i think the nitric acid will be the hardest part and the bismuth will be the exspensive part