In this age of the EU directive, you should demand a material declaration sheet from the supplier who will identify the elements within the board.
There is also an IPC 1066, Labeling of PCBs and Assemblies, which list the various types of metals and assigned a code letter for the board which defines the alloy used to fabricated the board.
Leo Lambert
Vice President, Technical Director
EPTAC Corporation
At EPTAC Corporation, Mr. Lambert oversees content of course offerings, IPC Certification programs and provides customers with expert consultation in electronics manufacturing, including RoHS/WEEE and lead free issues. Leo is also the IPC General Chairman for the Assembly/Joining Process Committee.
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