(19)

(11)

EP 1 210 594 A1

(12)

(43) Date of publication: 05.06.2002 Bulletin 2002/23 (21) Application number: 00950177.6 (22) Date of filing: 21.07.2000

(51) International Patent Classification (IPC)7: G01N 30/90, B01D 15/08, G01N 33/50 (86) International application number: PCT/SE0001/510 (87) International publication number: WO 0111/355 (15.02.2001 Gazette 2001/07)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 06.08.1999 SE 9902855 13.08.1999 US 148566 P 01.11.1999 SE 9903970 08.11.1999 US 164147 P (71) Applicant: PHARMACIA DIAGNOSTICS AB 751 82 Uppsala (SE)	(72) Inventors: CARLSSON, Jan S-757 17 Uppsala (SE) LÖNNBERG, Maria S-741 41 Knivsta (SE) (74) Representative: Elwe, Magnus et al Pharmacia ABPatent Department 112 87 Stockholm 112 87 Stockholm (SE)