Ehrlichs B reagent by Research Lab Fine Chem Industries is a high grade reagent. This is a reagent preparation which contains p-dimethylaminobenzaldehyde (DMAB). It can be prepared by dissolving 0.5 2.0 g of pdimethylaminobenzaldehyde (DMAB) in 50 mL of 95 % ethanol and 50 mL of concentrated hydrochloric acid. The reagent is available as a clear, light yellow solution. While it is stable under general conditions, this reagent is incompatible with strong oxidizing agents. Quantity Provided: 125 ml per bottle For Diazo-Reaction for Determination of Bilirubin in Serum & Urine Ehrlichs reagent has a variety of applications in chemical and biological sectors. This compound finds several applications in the synthesis of various organic derivatives. Ehrlichs reagent is generally used for the detection of urobilinogen. It can detect Bilirubin in Serum and urine. It is additionally used to identify possible psychoactive compounds such as tryptamines. This reagent is suitable for the industrial synthesis of products and research applications.