Open AccessA paper-based visual indicator for detection of ammonia using Ruellia simplex
Author(s) -
Wafa Sholihah,
Arie Listyarini,
Rizka Fitriana,
Cuk Imawan
Publication year - 2019
Publication title -
iop conference series. materials science and engineering
Language(s) - English
Resource type - Journals
eISSN - 1757-899X
pISSN - 1757-8981
DOI - 10.1088/1757-899x/496/1/012050
Subject(s) - ph indicator , ammonia , absorbance , ammonia gas , chemistry , rgb color model , naked eye , cellulose , analytical chemistry (journal) , artificial intelligence , biological system , computer science , chromatography , detection limit , biochemistry , organic chemistry , biology