With diazotized benzidine it gives Congo red. [Please select]
0
Then a bath is prepared by diazotising paranitroaniline, benzidine, metanitraniline, dianisidine, etc. [Please select]
0
If necessary to retard the dyeing from the commencement, then an assistant mordant is added to the dye-bath, in the shape of soda crystals or phosphate of soda for the benzidine (p.) [Please select]
0
These amido compounds, of which aniline, toluidine, benzidine, naphthylamine are familiar examples, are characterised by containing the molecular group NH{2}, which radicle is built up of the two elements nitrogen and hydrogen. [Please select]
Do you have a better example in your mind? Please submit your sentence!