1. 
   benzidine
   Type: Term Pronunciation: ben′zi-dēn Definitions: 1. A p-diaminophenyl, previously used to detect stool blood and agueous sulfates and as a reagent in special stains; now identified as a carcinogen.
   Found op http://www.medilexicon.com/medicaldictionary.php?t=9955
   
   
2. 
   Benzidine
   ==Synthesis and properties== Benzidine is prepared in a two step process from nitrobenzene. First, the nitrobenzene is converted to 1,2-diphenylhydrazine, usually using iron powder as the reducing agent. Treatment of this hydrazine with mineral acids induces a rearrangement reaction to 4,4`-benzidi...
   Found op http://en.wikipedia.org/wiki/Benzidine
   
   
3. 
   Benzidine
   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 cancer in humans was reported.
   Found op http://www.medterms.com/script/main/art.html?articlekey=13437
   
   
4. 
   benzidine
   NH2C6H4C6 H4NH2; p-Diaminodiphenyl;a colourless, crystalline compound used to detect sulfates in water analysis, for the identification of blood, and as a reagent in special stains; because it has been identified as a carcinogen, its current use is limited. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?benzidine
   
   
5. 
   benzidine
   (ben´zĭ-dēn) a compound formed by the action of acids on hydrazobenzene, once widely used in testing for occult blood; its use is now limited because it is toxic and carcinogenic.
   Found op http://www.encyclo.co.uk/local/21001
   
   
6. 
   benzidine
   an organic chemical belonging to the class of amines and used in making numerous dyestuffs. The azo dyes derived from benzidine are important ... [1 related articles]
   Found op http://www.britannica.com/eb/a-z/b/50
   
   

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