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Helda Niawanti
Helda Niawanti
Lecturer of Chemical Engineering, Mulawarman University
Verified email at ft.unmul.ac.id - Homepage
Title
Cited by
Cited by
Year
Green separation of bioactive natural products using liquefied mixture of solids
S Zullaikah, O Rachmaniah, AT Utomo, H Niawanti, YH Ju
Green Chemistry 1, 17-38, 2018
322018
Purification of biodiesel by choline chloride based deep eutectic solvent
H Niawanti, S Zullaikah, M Rachimoellah
AIP Conference Proceedings 1840 (1), 050006, 2017
262017
Pemanfaatan serat selulosa eceng gondok (Eichhornia crassipes) sebagai bahan baku pembuatan kertas: isolasi dan karakterisasi
IF Nata, H Niawati, C Muizliana
Konversi 2 (2), 9-16, 2013
192013
Removal of Bioactive Compound (γ-Oryzanol) from Rice Bran Oil-Based Biodiesel Using Deep Eutectic Solvent
H Niawanti, S Zullaikah
Chemical Engineering Transactions 56, 1513-1528, 2017
132017
Effect of extraction time on Averrhoa bilimbi leaf ethanolic extracts using Soxhlet apparatus
H Niawanti, YS Lewar, NN Octavia
IOP Conference Series: Materials Science and Engineering 543 (1), 012018, 2019
72019
REVIEW PERKEMBANGAN METODE PRODUKSI DAN TEKNOLOGI PEMURNIAN DALAM PEMBUATAN BIODIESEL
H Niawanti
Jurnal Chemurgy 4 (1), 27-35, 2020
52020
Pengaruh Rasio Pati Dan Kitosan Terhadap Sifat Fisik Bioplastik Dari Pati Biji Cempedak (Artocarpus Champeden)
A Santoso, W Ambalinggi, H Niawanti
Jurnal Chemurgy 3 (2), 8-11, 2019
52019
Modeling of tannin mass transfer on the Averrhoa bilimbi leaf extraction using Box-Behnken Design.
H Niawanti, NP Putri, N Rabimardani, S Amalia, CE Lusiani
Eurasian Journal Of Biosciences 13 (2), 2019
52019
Pemanfaatan Limbah Lemak Ayam Broiler (Gallus domesticus) Sebagai Bahan Baku Pembuatan Biodiesel Melalui Proses Transesterifikasi
RV Pratama, M Mardiana, H Niawanti
Jurnal Chemurgy 2 (2), 6-14, 2019
42019
Effect of extraction time on unreacted oil removal in biodiesel purification using deep eutectic solvent
H Niawanti, S Zullaikah
Reaktor 18 (2), 122-127, 2018
42018
Modeling of tannin mass transfer on the Averrhoa bilimbi leaf extraction
NP Putri, H Niawanti, M Rifaldiannur, K Desy
Ekoloji 28 (108), 2755-2760, 2019
32019
Pemilihan jenis pelarut pada ekstraksi tanin dari daun Averrhoa bilimbi dengan metode soxhletasi
H Niawanti, NP Putri
Jurnal Integrasi Proses 9 (2), 15-20, 2020
22020
Ekstraksi Tannin Dari Daun Belimbing Wuluh (Averrhoa Bilimbi L) Dengan Metode Maserasi
MN Fitriyani, M Afrizal, H Niawanti, NP Putri
Seminar Nasional Rekayasa Tropis 2023 2 (1), 130-135, 2019
22019
Effect of extraction time and solid-liquid ratio on tannin extraction from guava (Psidium guajava) leaves
H Niawanti, F Yani, M Herman, H Rafliansyah
THE 3RD INTERNATIONAL CONFERENCE ON MATHEMATICS AND SCIENCES (THE 3RD ICMSc …, 2022
12022
Pengaruh Perbandingan Rasio Pelarut Etanol Air terhadap Kadar Tannin (Averrhoa bilimbi) dengan Metode Ekstraksi Maserasi
M Afrizal, VS Gunawan, MN Fitriyani, JAJ Atmaja, H Niawanti
Prosiding Seminar Nasional Teknologi, Inovasi dan Aplikasi di Lingkungan …, 2019
12019
PENGARUH PENGERINGAN TERHADAP KADAR TANIN TEH HERBAL DAUN BELIMBING WULUH (AVERRHOA BILIMBI)
AA Assya, O Ikhlas, NP Putri, H Niawanti
jurnal ATMOSPHERE 3 (1), 1-7, 2022
2022
Characterization of Natural Face Toner from Rice-washed Water
TD Larasati, NP Putri, H Niawanti, LE Pratiwi, DEP Gedoan
Jurnal Ilmiah Berkala Sains dan Terapan Kimia 16 (2), 75-85, 2022
2022
EKSTRAKSI TANIN DARI DAUN PSIDIUM GUAJAVA MENGGUNAKAN METODE SOXHLET
H Niawanti, F Yani, H Rafliansyah
DISTILAT: Jurnal Teknologi Separasi 7 (2), 353-359, 2021
2021
Co–pyrolysis of Empty Palm Fruit Bunch (EPFB) and Low Quality Coal Under CO2 Atmosphere
S Zullaikah, RY Naulina, LD Puspitasari, U Nadliroh, H Niawanti
IOP Conference Series: Materials Science and Engineering 588 (1), 012011, 2019
2019
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