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.
Reedy RJ, et al. A potent pyrogenic extract derived from a strain of Aerobacter aerogenes. J. Am. Pharm. Assoc. Sci. Ed. 46: 685-686, 1957.
