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Studi Perbandingan Penggunaan Kitosan dan Kitosan Nanopartikel Berdasarkan Derajat Deasetilasi Untuk Menurunkan Kadar Ion Nikel (Ni2+)
Research has done on comperative study using chitosan and nanoparticle chitosan based on deacetylation degree to reduce the levels of nickel ion (Ni2+). In the research, preceded by making nanoparticle chitosan by mixing ...
Studi Perbandingan Kadar Timbal Pada Bensin Berupa Premium dan Pertamax Secara Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES)
The contents of lead (Pb) in motor fuel along with estimation of its emission impact toward health and environment has been studied. The analyzed samples are premium and pertamax in Rajawali and Menteng Raya SPBUs in Medan. ...