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.
Eschenbruch R. Sulphate uptake and sulphite formation related to the methionine and/or cysteine content of grape must during the fermentation by strains of Saccharomyces cerevisiae. Vitis 11: 222-227, 1972.
