“Calumet Electronics Corp. (CEC) has verified RoHS compliance of its lead-free printed circuit boards through independent lab testing. Samples of double-sided and multilayered printed circuit boards made with FR4 material and surface plated with electroless nickel / immersion gold and immersion silver were submitted for independent verification of internal results. The tests were carried out by Intertek Testing Services of Twinsburg, OH for verification of compliance to the European Union RoHS Directive 2002/95/EC.” Source: emsnow.com