benzidine test

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• benzidine test — n a test for blood (as in feces) based on its production of a blue color in a solution of benzidine, sodium peroxide, and glacial acetic acid * * * (for occult blood in urine or feces) benzidine, acetic acid, and hydrogen peroxide are added to… …   Medical dictionary

• Benzidine — IUPAC name 4,4 diaminobiphenyl …   Wikipedia

• Benzidine — structure chimique Général Nom IUPAC 4,4 diaminobiphenyl …   Wikipédia en Français

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• Benzidine — A compound used mainly for dyeing textiles and paper that is a known human carcinogen (cancer causing agent). Benzidine was one of the first chemicals for which an association of occupational exposure and increased incidence of urinary bladder… …   Medical dictionary

• Presumptive test — In medical and forensic science, a presumptive test is an analysis of a sample which establishes either:#The sample is definitely not a certain substance #The sample probably is the substance.For example, the Kastle Meyer test will show that a… …   Wikipedia

• Presumptive and confirmatory tests — In medical and forensic science, a presumptive test is an analysis of a sample which establishes either: The sample is definitely not a certain substance The sample probably is the substance. For example, the Kastle Meyer test will show that a… …   Wikipedia

• 92-87-5 — Benzidine Benzidine structure chimique Général Nom IUPAC 4,4 diaminobiphenyl …   Wikipédia en Français

• Cyanide — This article is about the class of chemical compounds. For other uses, see Cyanide (disambiguation). The cyanide ion, CN−. From the top: 1. Valence bond structure 2. Space filling model 3. Electrostatic potential surface 4. Carbon lone pair… …   Wikipedia

• 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

• Glucose meter — A glucose meter (or glucometer) is a medical device for determining the approximate concentration of glucose in the blood. It is a key element of home blood glucose monitoring (HBGM) by people with diabetes mellitus or with proneness to… …   Wikipedia