A highly sensitive and selective spectrophotometric determination of vanadium(V) using 6-chloro-3-hydroxy-7-methyl-2-(2-thienyl)-4H-chromen-4-one

Analytical Sciences

Volumn 15, Issue 12, 1999, Pages 1261-1264

  Agnihotri, N ^a   Dass, R ^a   Mehta, Jaswant R ^a  

^a KURUKSHETRA UNIVERSITY   (India)

Author keywords

6 chloro 3 hydroxy 7 methyl 2 (2 thienyl) 4H chromen 4 one; Extraction; Spectrophotometry; Vanadium

Indexed keywords

EXTRACTION; FLY ASH; SPECTROPHOTOMETERS; SPECTROPHOTOMETRY; VANADIUM; VANADIUM STEEL;

6-CHLORO-3-HYDROXY-7-METHYL-2-(2-THIENYL)-4H- CHROMEN-4-ONE; COMPLEXING AGENTS; MAXIMUM ABSORBANCE; MOLAR ABSORPTIVITY; REPRODUCIBILITIES; SANDELL'S SENSITIVITY; SPECTROPHOTOMETRIC DETERMINATION; WATER SAMPLES;

VANADIUM COMPOUNDS;

6 CHLORO 3 HYDROXY 7 METHYL 2 (THIENYL) 4H CHROMEN 4 ONE; CHROMENE DERIVATIVE; UNCLASSIFIED DRUG; VANADIUM;

ABSORPTION SPECTROSCOPY; ACCURACY; ANALYTIC METHOD; ARTICLE; CHEMICAL STRUCTURE; COMPLEX FORMATION; CONCENTRATION (PARAMETERS); EXTRACTION; PH; REPRODUCIBILITY; SPECTROPHOTOMETRY; STOICHIOMETRY; WATER SAMPLING;

EID: 0033396778     PISSN: 09106340     EISSN: None     Source Type: Journal    
DOI: 10.2116/analsci.15.1261     Document Type: Article

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