ferric ammonium citrate sentence in Hindi

Examples

1. While Van dyke brown and argyrotype use ferric ammonium citrate, the light-sensitive element used for the Kallitype is ferric oxalate.
2. In a typical procedure, equal volumes of an 8.1 % ( w / v ) solution of potassium ferricyanide and a 20 % solution of ferric ammonium citrate are mixed.
3. The presence of thiosulfate or ferric ammonium citrate in the medium produces a black precipitate in the presence of H 2 S, allowing " Shigella "  which does not produce H 2 S, and appears as green colonies  to be distinguished from " Salmonella "  which does produce hydrogen sulfide and appears as black colonies.