(19)

(11)

EP 0 705 424 A1

(12)

(43) Date of publication: 10.04.1996 Bulletin 1996/15 (21) Application number: 94921977.0 (22) Date of filing: 20.06.1994

(51) International Patent Classification (IPC):  B01L 9/ 06( . ) G01N 33/ 49( . ) G01N 35/ 10( . ) G01N 35/ 00( . ) B65B 3/ 04( . ) G01N 35/ 02( . ) G01N 11/ 00( . ) (86) International application number: PCT/US1994/006940 (87) International publication number: WO 1995/000829 (05.01.1995 Gazette 1995/02)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 21.06.1993 US 19930080613 (71) Applicant: BOEHRINGER MANNHEIM CORPORATION Indianapolis, Indiana 46250-0528 (US)	(72) Inventors: CLARK, Greg, S. Phoenix, AZ 85044 (US) COOPER, Russell, A. Phoenix, AZ 85022 (US) JOHNSON, Scott, R. Phoenix, AZ 85021 (US) KEISER, Dale, A. Tempe, AZ 85283 (US) (74) Representative: Knauer, Martin, Dr., et al  Boehringer Mannheim GmbH Patentabteilung Sandhofer Strasse 116 D-68298 Mannheim D-68298 Mannheim (DE)