Vol. 3 No. 2 (2021): Journal of Chemical Natural Resources

e-ISSN 2656-1492

This issue has been available online since 15th September 2022 for the regular issue of August 2021. All articles in this issue authored/co-authored by 10 authors from 1 countries (Indonesia)

Published: 2022-12-15

Articles

Study on Analysis of Vitamin C and β-Carotene Levels From Tamarillo (Solanum betaceaum Cav.) Fruit Produced Between Shoot Grafting of Tamarillo with Lancing Plant (Solanum mauritianum)

Emma Zaidar, Irma Safitri, Yuniarti Yusak

96-101
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Utilization of Used Polystyrene As Adhesive In Polymer Emulsion Asphalt

Basuki Wirjosentono, Rinna Ayu Gustira, Yugia Muis

102-114
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Fabrication of Biodegraded Composite from Polypropylene, Polypropylene Grafted Maleic Anhydride, and Chempedak Seed (Artocarpus integer) Starch

Darwin Yunus Nasution, Jumirah, Amir Hamzah Siregar

115-122
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Isolation of Flavonoid Compounds from Salam (Syzygium polyantha Wight) Leaves

Albert Pasaribu, Monojaya Simamora, Sovia Lenny

123-130
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Synthesis of Cationic Surfactant N, N-(2-Laurate-Ethyl) Stearamidium Chloride

Chairuddin

131-142
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Decrease Levels of Chromium, Copper, and Nickel in Liquid Waste of The Electroplating Laboratory of Medan Polytechnic with Electrocoagulation Method

Sagir Alva

143-146
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Fabrication and Characterization of Glucosamine Hydrochloride from Chitin of Horseshoe Crab Shell (Tachypleus gigas)

Aurora Khairani Nasution, Harry Agusnar, Zul Alfian

147-154
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Determination of Level of Ag, Cu, and Fe in the Mineral Rock Coming from Jambu Dolok Hamlet Toba Samosir District

Sagir Alva

155-160
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Study of Provision of Cellulose Nanocrystal Derived From Palm Oil Empty Fruits Bunches (EFB)

Marpongahtun, Fenny Aulia, Saharman Gea

161-166
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Determination of Potassium in Empty Bunches Palm Oil (Elaeis guineensis Jacq.) Using Flame Photometry Method

Sagir Alva

167-172
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