Molasses solution was adjusted to pH 3.0 with 1 N H2SO4 to separate heavy metal ions that could affect yeast growth. The liquid was allowed to stand for 24 h and then centrifuged at 2800g for 15 min (Roukas, 1998).
Molasses solution was adjusted to pH 3.0 with 1 N H2SO4 toseparate heavy metal ions that could affect yeast growth. The liquid was allowed to stand for 24 h and then centrifuged at2800g for 15 min (Roukas, 1998).