An average of 50% w/w aqueous LA (92% purity determined by HPLC) with a yield of about 70% was obtained. The impurities in the recovered LA were succinic acid (5%) and glucose (3%).
An average of50% w/w aqueous LA (92% purity determined by HPLC) with a yieldof about 70% was obtained. The impurities in the recovered LAwere succinic acid (5%) and glucose (3%).