Pengembangan Sensor Kimia Berbasis Kertas Untuk Penetapan Kadar Kafein Sampel Kopi

The caffeine chemical sensor was developed by co-immobilizing sodium periodate (NaIO4), 3-methyl-2-benzothiazolinone hydrazone (MBTH), and acetic acid (CH3COOH) onto paper by using an adsorption technique. The addition of caffeine solution could change the color of the sensor from white to pale blue...

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Bibliographic Details

Published in:	Jurnal Riset Kimia
Main Authors:	Mochammad Amrun Hidayat, Noviani Tri Wahyuning, Indah Yulia Ningsih, Bambang Kuswandi
Format:	Article
Language:	English
Published:	Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas 2023-03-01
Subjects:	chemical sensor ; naio4 mbth ch3cooh caffeine scanometry
Online Access:	http://jrk.fmipa.unand.ac.id/index.php/jrk/article/view/589