Exhibit 2.1 SHARE PURCHASE AGREEMENT ------------------------ REGARDING ALL OF THE SHARES IN PAUL LIPPKE HANDELS-GMBH PROZESS- UND LABORSYSTEME between 1. AHLSTROM CAPITAL OY ETELAESPLANADI 14 00101 HELSINKI FINLAND - hereinafter referred to as "SELLER"-Share Purchase Agreement • February 3rd, 2004 • Mocon Inc • Measuring & controlling devices, nec
