Sodium selenite is commonly used as a source of selenium in biological research, where selenium is an essential trace element that is normally provided by serum. Selenium is present in selenoproteins such as glutathione peroxidase and thioredoxin reductase, which contain the selenium analog of…

1,1-Dimethylbiguanide hydrochloride (metformin) is a strong base. It forms well defined salts and possessing excellent coordination capacity with transition metals, forming highly colored bidentate chelate complexes. Metformin (MET) exists in various forms: diprotonated (H2MET)2+ in strong acidic…

2-Mercaptoethane Sulfonic Acid Sodium Salt is one of the simplest and smallest coenzymes known. 2-Mercaptoethane Sulfonic Acid Sodium Salt is a thermally stable acidic cofactor in the methyl transfer reaction of methanobacterium. Also acts as a water-soluble disulfide reducing agent.

In the C4 carbon fixation process, Sodium L-Malate is a source of CO₂ in the Calvin cycle. It is used as a food additive.