Hi http://cis.thermo-bremen.com should get you there but you will need to register and wait for an email response before you can get into the update download area (if you haven't done so yet). Yes, trying to find this location starting from the home page leads you through a bit of a maze. Cheers, Bill Mark EIL U of Waterloo > > Does anyone know where I can get the isodat service pack 1.43? I looked on the finnigan website > and they only have 1.44 available for download. I assume this service pack is required to run > isodat under the XP SP2 update as mine keeps crashing when initializing the instrument. > > Brian Jones > Assistant Research Scientist > & Lab Manager > SCOOB/SIEL > Dept. of Oceanography > Texas A&M University > College Station Tx. 77843 > (979) 845-8916 > >