Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Chiulli AJ, Wegman EH. Process for producing collagenase. US Patent 3,705,083 dated Dec 5 1972
Chiulli AJ, Wegman EH. Process of producing collagenase. US Patent 3,821,364 dated Jun 28 1974
