Quantitative strain of brewing yeast|323773 |BNCC

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Quantitative strains of saccharomyces cerevisiae Meyen ex E.C. Hansen

Growth conditions	30 ° C; 24-48 hours; aerobic
Subculture procedure	① Cultivate the bacteria into a bacterial suspension according to the cultivation conditions first; ② Measure the absorbance of bacterial suspension and calculate the initial concentration of bacterial suspension according to the standard formula; ③ The actual concentration after freeze-drying is obtained by multiplying the initial concentration by the survival rate; ④ Dilute the bacterial suspension according to the actual concentration after freeze-drying to obtain the target concentration, and then divide and freeze dry it.
Storage conditions	-20 ℃
morphology	The colony has a diameter of 1-2mm, circular, opaque, gray white on the front, raised in the middle, smooth surface, moist texture, G+(blue purple), spherical
Sharing mode	Public welfare sharing