The BioProfile® 100 Plus Automated Chemistry Analyzer offers eight measured tests, including glucose, lactate, glutamines, glutamate, ammonium, pH, sodium, and potassium, plus calculated osmolality, air saturation, and CO2 saturation. Unit provides one button operation with the flexibility of direct sampling, batch processing from its 40 position sampling tray, or direct, unattended sampling from up to four bioreactors using the On-Line Autosampler. Test results are reported in less than 2 minutes.