• Lead free website (www.leadfree.ipc.org)

  • Soldertech Global (www.tintechnology.com)

  • International Equipment Manufacturing initiative "iNEMI" (www.iNEMI.org)

  • Design Chain Associates (DCA) (www.designchainassociates.com)

  • National Institute of Standards and Technology (www.metallurgy.nist.gov)

  • Newark in One "electronics component distributor" (www.newark.com/services/rohs)

  • Pb-Free.com (www.lead-free.com)

  • R Sommer Consulting Lead Free (www.sommerconsulting.com/nz)

  • RoHS News (www.rohs-news.com)

  • Toxic Use Reduction Institute (www.turi.org)

  • UK's National Physical Laboratory (www.npl.co.uk)

  • United Kingdom Department of Trade and Industry (www.dti.gov.uk)

  • The University of Maryland's Computer Aided Life Cycle Engineering (www.calce.umd.edu/lead-free)

  • US Department of Commerce (www.buyusa.gov/europeanunion/weee.html)

  • Designing Lead-Free. RoHS-Compliant, and Wee Compliant Electronics (www.dbicorporation.com/rohs.htm)