We have a customer requesting that products supplied  
 shall pass the following test, specified in IEC 68-2-60 TTD:
 Technical Trend Document (TTD)
 Test Ke: Corrosion tests in artificial atmosphere at very low
          concentration of polluting gas(es).
          Method C:  
    Mixture of polluting gases:
               so2 (0.5+/-0.1)10to the power of-6 (vol/vol)	
               h2s (0.1+/-0.02)10 to the power of -6 (vol/vol)
    with defined: temperature, humidity and time duration.   
     
  Has anyone performed the above tests or know an independent
  laboratory that performs them (European location is preferred).	
  
  Thanks in advance for any response.

   michael weiner
   e-mail: [log in to unmask]