Liquid chromatographic determination of bromide after pre-column derivatization to 4-bromoacetanilideKrishna K. Verma, Dayashanker Gupta, Sunil Kumar Sanghi et al.|Journal of Chromatography A|1988Cited by 22
Determination of amodiaquine in pharmaceuticals by reaction with periodate and spectrophotometry or by high-performance liquid chromatographySunil Kumar Sanghi, Krishna K. Verma, Archana Verma|The Analyst|1990Cited by 18
Spectrophotometric determination of periodate with amodiaquine dihydrochloride and its application to the indirect determination of some organic compounds via the malaprade reactionKrishna K. Verma, Archana Jain, Dayashanker Gupta et al.|The Analyst|1987Cited by 17
Determination of Aspirin by Pre-Column Transacetylation Reaction of 3-Aminophenol and Reversed-Phase High-Performance Liquid Chromatography: Simultaneous Determination of Aspirin, Acetaminophen, and CaffeineKrishna K. Verma, Dayashanker Gupta, Archana Jain et al.|Journal of Pharmaceutical Sciences|1987Cited by 13
Spectrophotometric determination of primary aromatic amines with 4-N-methylaminophenol and 2-iodylbenzoateKrishna K. Verma, Archana Jain, Sunil Kumar Sanghi|Talanta|1988Cited by 13