Vol 17, No 1 (2023)

DOI: http://dx.doi.org/10.20527/jstk.v17i1

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Table of Contents

Research Articles

Corrosion Inhibition Mechanism Based on Adsorption Isotherm Model From Water Extract of Merkubung (Macaranga gigantea) Bark Extract on Mild Steel in Sulfuric Acid Solution
Abstract view : 439 times
DOI: 10.20527/jstk.v17i1.9150
Diah Riski Gusti, Nelson Nelson, Intan Lestari, Putri Ramadhanti, Ria Gracia Sibarani
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11-20
Antioxidant and Antiproliferative Activities of Methanol Extract from Melaleuca cajuputi subsp. Cumingiana [Turcz.] Fruit
Abstract view : 457 times
DOI: 10.20527/jstk.v17i1.13055
Isnaini Isnaini, Rosinta Dewi Achmadiyah, Gelvia Awaeh, Husnul Khatimah, Alfi Yasmina
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21-28
ISOLATION PINOSTROBIN COMPOUND IN TEMU KUNCI (KAEMPFERIA PANDURATA ROXB) RHIZOME
Abstract view : 1117 times
DOI: 10.20527/jstk.v17i1.14362
Nurul Indriani, Muhammad Eka Putra Ramandha
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29-34
Study of Formaldehyde Content in Different Types of Tofu Using Micro Scale Laboratory Based Visible Beam Spectrophotometry
Abstract view : 268 times
DOI: 10.20527/jstk.v17i1.13948
Atikah Atikah, Burhanuddin Ronggopuro
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35-40
Macro and Micro Mineral Composition of Haruan Fish (Channa striata) in Banjar District, South Kalimantan
Abstract view : 567 times
DOI: 10.20527/jstk.v17i1.12563
Rahmat Yunus, Dahlena Ariyani, Muhammad Aisy
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41-47

Seminar Nasional Sains, Terapan dan Pendidikan Kimia

The Effect of Rice Varieties on Silica Purification from Rice Husk Ash as Adsorbent for Mn(II)
Abstract view : 315 times
DOI: 10.20527/jstk.v17i1.12622
Mersiana Bria Mosa, Hermania Em Wogo, Dodi Darmakusuma
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1-10