Jerky Cure

Does anyone know where I could buy just cure for making jerky? I know it is not required but feel better putting it in for preservation reasons.

Could just regular salt work since cure is really nothing more then salt to begin with?

http://www.mortonsalt.com/for-your-home/where-to-buy
http://www.mortonsalt.com/for-your-home/culinary-salts/meat-curing-and-pickling-salts


Fill in the info on link!!!