Blessed Salt: all purpose salt that has been consecrated and can be used for purifying anything or in any manner.
Cleansing Salt: used in a bowl, for cleansing new items from attachments or residues.
Exorcism Salt: used as a wash for cleansing larger items, like furniture and households.
Black Salt: used as a protective salt for circles and spells
Reversal Salt: used as a protective salt to send back/reverse a curse.