TY - JOUR T1 - On-line analysis and in situ pH monitoring of mixed acid fermentation by Escherichia coli using combined FTIR and Raman techniques JO - Analytical and Bioanalytical Chemistry PY - 2020/08/14 AU - Metcalfe GD AU - Smith TW AU - Hippler M ED - DO - DOI: 10.1007/s00216-020-02865-5 PB - Springer Science and Business Media LLC Y2 - 2025/01/03 ER -