| No. |
Judul |
Nama |
Tahun |
| 1 |
Method verification of chemical oxygen demand (COD) and total suspended solid (TSS) analysis from Mentaya River |
- Bayu Wiyantoko, S.Si., M.Sc.
- Noor rahmadani ,
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
|
2019 |
| 2 |
Comparative analysis method of C-organic in fertilizers by gravimetry and spectrophotometry |
- Tri Esti Purbaningtias, S.Si., M.Si.
- Nursi Biwi Qayyumah,
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Bayu Wiyantoko, S.Si., M.Sc.
- Alfa Akustia Widati,
|
2018 |
| 3 |
Determination of Ash Content in Coal Using In-House Reference Materials |
- Bayu Wiyantoko, S.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
- Puji Kurniawati, S.Pd.Si., M.Sc.
|
2018 |
| 4 |
Validation of Phosporus Analysis on Solid Inorganic Fertilizer Using Spectrophotometry UV-Visible |
- Bayu Wiyantoko, S.Si., M.Sc.
- Muzdalifah ,
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
|
2018 |
| 5 |
Comparison Method of Calcium Analysis on Filter Layer Water from Borobudur Temple Using Automatic Titration and Atomic Absorption Spectrophotometer |
- Bayu Wiyantoko, S.Si., M.Sc.
- Maya Fitria,
- Iskandar M Siregar ,
|
2018 |
| 6 |
DETERMINATION OF ORDER REACTION ON HYDROLYSIS REACTION OF PINEAPPLE LEAF |
- Muhaimin, S.Si., M.Sc.
- Bayu Wiyantoko, S.Si., M.Sc.
- Rahma Novia Putri,
- Rika Rusitasari,
|
2018 |
| 7 |
Measurement of Cation Exchange Capacity (CEC) on Natural Zeolite by Percolation Method |
- Bayu Wiyantoko, S.Si., M.Sc.
- Nafisa Rahmah,
|
2017 |
| 8 |
Penentuan Kadar Glukosa Pada Reaksi Hidrolisis Daun Nanas Dengan Katalis Dan Tanpa Katalis H2SO4 |
- Muhaimin, S.Si., M.Sc.
- Bayu Wiyantoko, S.Si., M.Sc.
- Rahma Novia Putri,
- Rika Rusitasari,
- Yorfan Ruwindya,
|
2017 |
| 9 |
Verification of spectrometric for nitrate analysis in water samples |
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Reny Gusmala,
- Bledug Bernanti Dwisiwi,
- Tri Esti Purbaningtias, S.Si., M.Si.
- Bayu Wiyantoko, S.Si., M.Sc.
|
2017 |
| 10 |
Identifikasi Glukosa Hasil Hidrolisis Serat Daun Nanas Menggunakan Metode Fenol-Asam Sulfat Secara Spektrofotometri UvVVisibel |
- Bayu Wiyantoko, S.Si., M.Sc.
- Rika Rusitasari,
- Rahma Novia Putri,
- Muhaimin, S.Si., M.Sc.
|
2017 |
| 11 |
QUANTITATIVE ANALYSIS OF GOLD CONCENTRATE USING FIRE ASSAY BY GRAVIMETRY AND SPECTROPHOTOMETRY METHOD |
- Bayu Wiyantoko, S.Si., M.Sc.
|
2017 |
| 12 |
Utilization of natural indicators for borax identification in the Indonesian tofu |
- Tri Esti Purbaningtias, S.Si., M.Si.
- Intan Dwi Lestari,
- Bayu Wiyantoko, S.Si., M.Sc.
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Devi Sriadryani,
|
2016 |
| 13 |
Cetyltrimethyl ammonium bromide-Mg/Al hydrotalcite for removal phenol in water |
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Bayu Wiyantoko, S.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
|
2016 |
| 14 |
Improving the quality of patchouli oil by adsorption process using surfactant modified of natural zeolite |
- Kuntari, S.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
- Bayu Wiyantoko, S.Si., M.Sc.
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Didik Prasetyoko,
- Suprapto,
|
2016 |
| 15 |
Phenolic removal using phenylamine modified montmorillonite |
- Bayu Wiyantoko, S.Si., M.Sc.
- Jamalul Lail, S.Si.
- Puji Kurniawati, S.Pd.Si., M.Sc.
- Tri Esti Purbaningtias, S.Si., M.Si.
|
2016 |
