International Journal of Chemical Studies
  • Printed Journal
  • Indexed Journal
  • Refereed Journal
  • Peer Reviewed Journal
P-ISSN: 2349-8528, E-ISSN: 2321-4902   |   Impact Factor: GIF: 0.565 NAAS Rating: 5.31 NEW

International Journal of Chemical Studies

Vol. 1, Issue 1 (2013)
Determination of Trace Amount of Cu(II) Using UV-Vis. Spectrophotometric Method.


images/2.1.png
Fig. 1: images/2.1.png


Absorption spectrum of Cu (II)-PAN against the reagent blank (at pH=2.50, λMax=550 nm) in aqueous solution
Fig. 2: Absorption spectrum of Cu (II)-PAN against the reagent blank (at pH=2.50, λMax=550 nm) in aqueous solution


Absorption spectrum of PAN and Cu (II)-PAN against the reagent blank at pH=2.50 in aqueous solution
Fig. 3: Absorption spectrum of PAN and Cu (II)-PAN against the reagent blank at pH=2.50 in aqueous solution


Effect of pH on the absorbance of Cu(II)-PAN (1:10) complex
Fig. 4: Effect of pH on the absorbance of Cu(II)-PAN (1:10) complex


Effect of the time on the absorbance of Cu(II)- PAN (1:10) system
Fig. 5: Effect of the time on the absorbance of Cu(II)- PAN (1:10) system


Effect of reagent (PAN) molar concentration ratio on the absorbance of Cu(II)-PAN system.
Fig. 6: Effect of reagent (PAN) molar concentration ratio on the absorbance of Cu(II)-PAN system.


International Journal of Chemical Studies