pyrocatechol violet meaning in Hindi

Examples

1. Water quality - determination of aluminum - spectrometric method using pyrocatechol violet
2. The pyrocatechol violet - cetyl trimethylamine bromide photometric method for the determination of tin content
3. Chemical analysis methods of magnesium and magnesium alloys determination of tin content pyrocatechol violet spectrophotometric method
4. Water quality - physical , chemical and biochemical methods - determination of aluminium - spectrometric method using pyrocatechol violet
5. Methods for chemical analysis of iron ores - the pyrocatechol violet - cetyl trimethylamine bromide photometric method for the determination of tin content