Xylem’s YSI brand 2900 Series biochemistry analyzers accurately and rapidly monitor and control fermentations and cell cultures. YSI biochemistry analyzers offer both offline and online analysis of samples for companies that manufacture vaccines, small molecules, alcoholic beverages, chemicals, and biofuels. The YSI 2900 Series includes the 2900, the 2950, and the 2900M biochemistry analyzers. YSI biochemistry analyzers are able to measure, monitor, and control processes accurately and quickly (under 1 minute) due to their biosensor technology. According to the company, this leads to higher production and increased profit with less labor time.