KLEN INTERNATIONAL are specialists in the manufacture of Fire Assay Flux, Certified Reference Materials and other consumables to the Mining and Geo-chemical Assay Laboratory markets. KLEN INTERNATIONAL is fully accredited and its manufacturing is based out of Perth, Western Australia and is competing successfully with its International competitors and has grown its client base to 63 Countries globally. KLEN INTERNATIONAL is the preferred supplier globally to all the large commercial laboratory groups. KLEN INTERNATIONAL has been operating since 1974 and in 2012 was purchased by the VWR Group of Companies. VWR is a global Company based out of the USA and is the leading supplier of critical products to to the World’s top companies in Pharmaceutical, Biotech, Industrial, Educational, Governmental and Healthcare industries.