Welcome to our laboratory Southern Lab Solution,if you have any problem about SSD Chemical Solution used to clean all type of blackened, tainted and defaced bank notes. Please contact us immediately for more information, you will have 100% results. your consignments will be clean fast and easily.(You may contact us via whatssup coz sometime we out of boder for straight calls. But on whatssap purposed we always online for you) We also work on % based.