GB/T 32099-2015Guideline for yeast products classification (English PDF)

2.1 Yeast products

Molasses, starchy as carbon source, adding nutrients nitrogen, phosphorus and other sources of yeast cells needed for growth and reproduction, cultured, isolated, over

Processes made product was filtered, dried and so on.

2.2 Yeast derived products

Yeast as the main raw material, autolysis, enzymatic hydrolysis, separation, concentration or drying process made products.

2.3 Yeast mannan oligosaccharides

Mannoprotein yeastmannoproteins

In alpha-1,2- mannan main chain, alpha-1,6- mannan branched, relative molecular mass of 2 × 104 ~ 2 × 105 zymosan.

2.4 Yeast beta- glucan

With beta- (1,3) -D- glucan main chain comprising beta- (1,6) relative molecular mass of branches zymosan 5 × 105 ~ 1 × 106 of.

2.5 Trehalose

In two glucose molecules in alpha, non-reducing disaccharide alpha-1,1- glycosidic bond as a main component consisting of a yeast derived products.

2.6 Yeast ergosterol

From yeast extract, a purified sterol product, formula C28H44O, molecular structure (3beta) - ergot -5,7,22- triene

Glycerol-3-ol.

Category 3

Yeast Products and descriptions, product examples are shown in Table 1.