In the realm of microbiology, accurate identification of bacterial species is crucial for diagnostics, research, and understanding microbial ecosystems. One of the classic biochemical tests employed for this purpose is the Methyl Red test. This test is specifically designed to detect the production of stable acids through the mixed acid fermentation of glucose by bacteria. When bacteria ferment glucose, they produce various end products. Some bacteria utilize a mixed acid pathway, generating a significant amount of acids like lactic, acetic, and formic acid. These acids lower the pH of the growth medium. This is where Methyl Red, our reliable pH indicator, comes into play. After incubation in a suitable broth, a few drops of Methyl Red are added. If the bacteria are methyl-red positive (i.e., they produce stable acids), the medium will turn red. If they produce neutral end products, the Methyl Red will remain yellow. This ability to identify bacterial metabolic profiles makes Methyl Red an invaluable tool. NINGBO INNO PHARMCHEM CO.,LTD. provides the high-purity Methyl Red necessary for consistent and accurate Methyl Red Test results. Understanding bacterial fermentation pathways is fundamental in various applications, from clinical diagnostics to industrial biotechnology. Partner with us for your microbiology reagent needs.