Vishay Foil Resistors - S Series Vishay Foil Resistors Division has released an alternate material for the S-series molded resistors in addition to the existing one, without changing the part number. This compound GR735 is flame retardant, is defined as a "green:" material and complies with RoHS directive. Start shipment date when the alternate construction will occur is January 15,2007. Please see the list of affected parts If you have any questions please contact a Mouser Sales Representative. 5-0107-23