Exhibit 10.4 EDINBURGH OUR REF LRK/GECS/CAN.22.1/AB DATE 20 September 1999 Inveresk Research Group Limited Instrument Constituting L27,037,500 Unsecured Subordinated Loan Stock 2008 Maclay Murray & Spens Solicitors EDINBURGH GLASGOW LONDON BRUSSELS 3...Unsecured Subordinated Loan Stock Agreement • April 2nd, 2002 • Inveresk Research Group Inc
