Vol. 7 No. 2 (2025): Journal of Chemical Natural Resources (JCNaR)

View Vol. 7 No. 2 (2025): Journal of Chemical Natural Resources (JCNaR)

e-ISSN 2656-1492

This issue has been available online since 29th August 2025 for the regular issue of August 2025. All articles in this issue authored/co-authored from 1 countries (Indonesia)

Published: 2025-08-29

Articles

Screening of Phytochemicals and Determination of Total Phenolic and Flavonoid Contents in Different Plant Parts of Kalanchoe ceratophylla Haw.

Sovia Lenny, Alyssa Zahra Br Karo, Lamhot Parulian Manalu, Astuti

87-95
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Synthesis and Characterization of Amorphous Silica Nanoparticles Production from Indonesia Coal Fly Ash

Yugo Chambioso, Ariadne Lakshmidevi Juwono, Amru Daulay

96-104
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Effectiveness of Several Bioactivators on the C/N Ratio and Potassium (K) and Manganese (Mn) Nutrition Content of Coffee Skin Compost (Coffea sp)

Sri Pratiwi Aritonang, Efbertias Sitorus, Sri Rahayu, Hariyati Lubis, Ilfa Husna Pulungan

105-115
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Performance Evaluation of Reactivated Spent Bleaching Earth on Color Reduction of Crude Palm Oil

Irvan Guntara Purba, Martomo Setyawan, Totok Eka Suharto

116-124
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Comparative Adsorption of Copper Ion (Cu2+) onto Raw and NaOH-Modified Coal Fly Ash at Various Initial Concentrations

Ilham Aswi Syaputra; Farrah Fadhillah Hanum, Aster Rahayu, Rimadina Sukmasuci Lestari

125-132
- pdf