Items where Author is "Hemantha Kumar, M. S."

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Article

Nagaraja, P. and Hemantha Kumar, M. S. and Yathirajan, H. S. and Prakash, J. (2003) Highly sensitive reaction of nitrate with brucine and 3-methyl-2-benzothiazolinone hydrazone hydrochloride for the determination of nitrate in environmental samples. ANALYTICAL SCIENCES, 19 (6). pp. 961-963.

Hemantha Kumar, M. S. and Nagaraja, P. and Yathirajan, H. S. (2003) Copper(II)-catalysed oxidative coupling reaction of 3-hydroxyacetanilide with 3-methyl-2-benzothiazolinone hydrazone for the spectrophotometric determination of traces of copper(II). ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 375 (2). pp. 315-318.

Nagaraja, P. and Yathirajan, H. S. and Raju, C. R. and Vasantha, R. A. and Nagendra, P. and Hemantha Kumar, M. S. (2003) 3-Aminophenol as a novel coupling agent for the spectrophotometric determination of sulfonamide derivatives. Farmaco, 58 (12, Co). pp. 1295-1300. ISSN 0014-827X

Nagaraja, P. and Hemantha Kumar, M. S. and Yathirajan, H. S. and Prakash, J. S. (2002) Elegant method for the determination of nitrite and nitrate in environmental samples. FRESENIUS ENVIRONMENTAL BULLETIN, 11 (11). pp. 1018-1022.

Nagaraja, P. and Hemantha Kumar, M. S. and Yathirajan, H. S. and Prakash, J. S. (2002) Novel sensitive spectrophotometric method for the trace determination of cyanide in industrial effluent. ANALYTICAL SCIENCES, 18 (9). pp. 1027-1030.

Nagaraja, P. and Hemantha Kumar, M. S. and Yathirajan, H. S. (2002) Silver-enhanced reduction of 2,3,5-triphenyl-2H-tetrazolium by semicarbazide for the spectrophotometric determination of traces of silver(I). ANALYTICAL SCIENCES, 18 (7). pp. 815-817.

Hemantha Kumar, M. S. and Nagaraja, P. and Yathirajan, H. S. and Prakash, J. S. (2002) Some novel reactions for the determination of traces of selenium in environmental samples. FRESENIUS ENVIRONMENTAL BULLETIN, 11 (7). pp. 396-401.

Nagaraja, P. and Shivaswamy, M. and Hemantha Kumar, M. S. (2002) Spectrophotometric determination of nitrate in polluted water using a new coupling reagent. ANALYTICAL SCIENCES, 18 (3). pp. 355-357.

Nagaraja, P. and Hemantha Kumar, M. S. and Mallikarjuna, N. N. (2002) Dapsone a new diazotizing reagent for the spectrophotometric determination of nitrite in waste and natural water samples. ANNALI DI CHIMICA, 92 (1-2). pp. 127-134.

Nagaraja, P. and Hemantha Kumar, M. S. and Rangappa, K. S. (2001) Dapsone and iminodibenzyl as novel reagents for the spectrophotometric determination of trace amounts of nitrite in water samples. ANALYTICAL SCIENCES, 17 (3). pp. 439-442.

Nagaraja, P. and Hemantha Kumar, M. S. and Rangappa, K. S. and Suresh, A. S. (1999) A rapid spectrophotometric determination of nitrite in polluted water. ASIAN JOURNAL OF CHEMISTRY, 11 (2). pp. 509-514.

Nagaraja, P. and Hemantha Kumar, M. S. and Rangappa, K. S. and Mahesh Bilwa, L. (1998) A new spectrophotometric reagent for the determination of nitrite in polluted water. Oriental Journal of Chemistry, 14 (1, Cop). pp. 55-58. ISSN 0970-020X

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