(20237) General Information Documentation Print Email Share Share this product Facebook Twitter Google+ U.S. Patent Number 3,726,763 Biosafety Level 1 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. Comments Fluoroacetate-sensitive mutant K-20 Shipped freeze-dried Disclosure This material is cited in a US or other Patent and may not be used to infringe the claims. Depending on the wishes of the Depositor, ATCC may be required to inform the Patent Depositor of the party to which the material was furnished. Permits These permits may be required for shipping this product: Customers located in the state of Hawaii will need to contact the Hawaii Department of Agriculture to determine if an Import Permit is required. A copy of the permit or documentation that a permit is not required must be sent to ATCC in advance of shipment. Basic Documentation Product Sheet Certificate of Analysis SDS References Fukuda H, et al. Method for producing citric acid. US Patent 3,726,763 dated Apr 10 1973 Fukuda H, et al. Method for producing citric acid. US Patent 3,689,359 dated Sep 5 1972 Agric. Biol. Chem. 37: 885-888, 1973.