Exhibit 4.12 STOCK OPTION AGREEMENT made as of the 1st day of November 2000, by and between CANTEL MEDICAL CORP., a Delaware corporation with principal offices located at 150 Clove Road, Little Falls, New Jersey, 07424 (the "Company"), and JOSEPH...Stock Option Agreement • March 19th, 2001 • Cantel Medical Corp • Wholesale-medical, dental & hospital equipment & supplies • New Jersey
