... most ideal organic nitrogen source for biological medium and fermentation industry. It equals to 8 times of yeast which ... can greatly increase the growth rate and production yield in fermentation.AppearancePaste: Dark yellow or dark brownPowder: Light yellowGuaranteed Analysis ... %≥3.5%≥94%≤5%≤15%5.0-6.5Applications: Industrial fermentation raw material: Amino acids, antibiotics, nisin, lactic acid, ...