1: 70 percent / calcium alginate; citrate-phosphate buffer; aq. ammonia / glucose; Saccharomyces cerevisiae / ethanol / 24 h / 30 °C / pH 4.0 2: 95 percent / sodium acetate; hydrogen / palladium on carbon / ethanol / 2 h / 20 °C View Scheme

1: D-(+)-glucose; ammonium hydroxide / aq. buffer / 24 h / 30 °C / pH 4 2: sodium acetate; 5 palladium on charcoal / ethanol / 2 h / 20 °C / |Inert atmosphere View Scheme