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.
Spicher G, et al. The microflora of sourdough. XV. Communications on the behaviour of heterofermentative sourdough bacteria and yeasts in mixed culture. Z. Lebensm. Unters. Forsch. 174: 222-227, 1982.
