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.
Schwartz RD, Bodie EA. Thickening composition from fermented whey. US Patent 4,399,160 dated Aug 16 1983
Jeanes A, et al. Characterization and classification of dextrans from ninety-six strains of bacteria. J. Am. Chem. Soc. 76: 5041-5042, 1954.
