PERSTORP ANALYTICAL LIMITED

Notice is hereby given that the Creditors of the above-named Company, which is being voluntarily wound up, are required, on or before 9th May 2001, to prove their debts by sending to the undersigned, David Malcolm Walker, of BKR Haines Watts, 1st Floor, Park House, Park Square West, Leeds LS1 2PS, Liquidator of the Company, written statements of the amounts they claim to be due to them from the Company, and, if so requested, to provide such further details or produce such documentary evidence as may appear to the Liquidators to be necessary. A Creditor who has not proved his debt before the declaration of any dividend is not entitled to disturb, by reason that he has not participated in it, the distribution of that dividend or any other dividend declared before his debt was proved. D. M. Walker, Liquidator 4th April 2001.