Benzidine dihydrochloride reagent alongwith citric acid and zinc dust can be used to detect nitrate, nitrite, and free chlorine in 3 minutes by comparing colours with those of a standard colour chart.
Title | A composite field test for determination of nitrate, nitrite and free chlorine in drinking water by benzidine dihydrochloride reagent |
Publication Type | Journal Article |
Year of Publication | 1991 |
Authors | Tak, TC, Kachhwaha, A, Songara, MC, Ramgopal |
Pagination | p. 227-229: 5 tab. |
Date Published | 1991-10-01 |
Keywords | chemical analysis, drinking water, free available chlorine, india, nitrates, nitrites |
Abstract | Benzidine dihydrochloride reagent alongwith citric acid and zinc dust can be used to detect nitrate, nitrite, and free chlorine in 3 minutes by comparing colours with those of a standard colour chart. These tests have been incoporated in the water testing field kit developed by the Defence Laboratory in Jodhpur, India. |
Notes | 7 ref. |
Custom 1 | 241.3 |