we are professional laboratory that specialises in various varieties of chemical solution and products to clean the bank notes..we can either sell you chemical and powder,or do the cleaning and commission basis,we will send our technicien to do the cleaning for you and your commission is negotiable,we supply the test automatic ssd universal,actif powder andspecialise in cleaning all type of defaced notes.black notes-anti breeze-stamped..for more information kindly revert back to you email address or you contact my phone number.to have full contact detail