Global chemical laboratory - is the world' s leading manufacturer and supplier of SSD solution chemical, HU2 powder, Unico mercury, and Black money cleaning machine, with annual revenues of $77.4 billion in 2018. Hq in Georgia, USA. Host of 25,000 employees worldwide.

No matter the age of your security coated DFX banknotes, GCL - A21 grades of high quality SSD solution chemicals will clean them back to their original usable form.