- ehrlich's reagent
- 欧利布试剂
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
ehrlich's reagent
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Ehrlich's reagent — (p dimethyl aminobenzaldehyde dissolved in 20% HCL). It is used for detection of urobilinogen in fresh cool urine.If urine sample is left to oxidize in air to form urobilin the reagent will not detect the urobilinogen.By adding few drops of… … Wikipedia
Ehrlich aldehyde reagent — 4 g of paradimethylaminobenzaldehyde in a mixture of 80 mL of concentrated hydrochloric acid and 380 mL of ethyl alcohol … Medical dictionary
Ehrlich diazo reagent — Solution A: dissolve 5 g of sodium nitrite in 1 L of distilled water. Solution B: dissolve 5 g of sulfanilic acid and 50 mL of hydrochloric acid in 1 L of distilled water. For use mix 1 part of A with 50 to 100 parts of B … Medical dictionary
Reagent — A substance used to produce a chemical reaction to detect, measure, produce, etc. other substances. * * * Any substance added to a solution of another substance to participate in a chemical reaction. [Mod. L. reagens] amino acid r. a r. used in… … Medical dictionary
Ehrlich — Paul, German bacteriologist, immunologist, and Nobel laureate, 1854–1915. See Ehrlichia, E. anemia, E. inner body, E. phenomenon, E. postulate, E. diazo reagent, E. theory, E. Türk line. See entries under stain; reaction … Medical dictionary
Indole test — The indole test is a biochemical test performed on bacterial species to determine the ability of the organism to split indole from the amino acid tryptophan. This division is performed by a chain of a number of different intracellular enzymes, a… … Wikipedia
bilirubin — A yellow bile pigment found as sodium bilirubinate (soluble), or as an insoluble calcium salt in gallstones; formed from hemoglobin during normal and abnormal destruction of erythrocytes by the reticuloendothelial … Medical dictionary
Psilocybin — Psilocybin … Wikipedia
azobilirubin — The red violet pigment formed by the condensation of diazotized sulfanilic acid with bilirubin in the van den Bergh reaction. * * * azo·bil·i·ru·bin (a″zo bilґĭ roo″bin) bilirubin that has been diazotized by exposure to Ehrlich… … Medical dictionary
paradimethylaminobenzaldehyde — para·di·meth·yl·ami·no·benz·al·de·hyde (par″ə di meth″əl ə me″no ben zalґdə hīd) white or pale yellow crystals or crystalline powder, used in the preparation of Ehrlich aldehyde reagent and in the… … Medical dictionary
stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… … Medical dictionary
