1Department of Chemistry, Faculty of Mathematics and Natural Science, Lambung Mangkurat University, Banjarbaru, Indonesia
2Laboratory of Instrumentation Chemistry, Faculty of Mathematics and Natural Science, Lambung Mangkurat University, Banjarbaru, Indonesia
BibTex Citation Data :
@article{JKSA37921, author = {Dewi Umaningrum and Radna Nurmasari and Siti Hasnah and Maria Astuti and Kiki Wardhani and Shofia Qalby}, title = {The Coated-Wire Ion-Selective Electrode (CWISE) of Tartrazine Using Chitosan as an Ionophore}, journal = {Jurnal Kimia Sains dan Aplikasi}, volume = {24}, number = {6}, year = {2021}, keywords = {ion-selective electrode (ISE); tartrazine; chitosan; Nernst value}, abstract = { Research on the Ion-Selective Electrode (ISE) of coated wire-type tartrazine using chitosan as an ionophore has been developed. The variables used in the manufacture of ISE are membrane composition and immersion time. Meanwhile, the basic characteristics of ISE measured are Nernst value, measurement concentration range, detection limit, and measurement response time. The results showed that ISE tartrazine coated wire type had an optimum membrane composition in a mixture of chitosan: PVC: DOP of 3: 34: 63 (% w/w) and a membrane immersion time 20 minutes. The basic characteristics of ISE produce a Nernst value of 20.976 mV/decade. The measurement concentration range is 1×10 -7 -1×10 -2 M with a detection limit of 2.749×10 -7 M or 0.1469 ppm. The response time ranges from 10-60 seconds, with an average of 40 seconds. }, issn = {2597-9914}, pages = {206--212} doi = {10.14710/jksa.24.6.206-212}, url = {https://ejournal.undip.ac.id/index.php/ksa/article/view/37921} }
Refworks Citation Data :
Research on the Ion-Selective Electrode (ISE) of coated wire-type tartrazine using chitosan as an ionophore has been developed. The variables used in the manufacture of ISE are membrane composition and immersion time. Meanwhile, the basic characteristics of ISE measured are Nernst value, measurement concentration range, detection limit, and measurement response time. The results showed that ISE tartrazine coated wire type had an optimum membrane composition in a mixture of chitosan: PVC: DOP of 3: 34: 63 (% w/w) and a membrane immersion time 20 minutes. The basic characteristics of ISE produce a Nernst value of 20.976 mV/decade. The measurement concentration range is 1×10-7-1×10-2 M with a detection limit of 2.749×10-7 M or 0.1469 ppm. The response time ranges from 10-60 seconds, with an average of 40 seconds.
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