Published: December 31, 2024

Articles

Synthesis of Adsorbent from Palm Kernel Shell through Microwave-Alkali Assisted Delignification and Its Performance in Used Palm Cooking Oil Purification

10.20885/ijcr.vol9.iss2.art1
Khamdan Cahyari (1), Dara Alhusnah (2), Ariany zulkania (3)
(1) Chemical Engineering Department, Faculty of Industrial Engineering, Islamic University of Indonesia, Yogyakarta, Indonesia Jl. Kaliurang km.14,5, Yogyakarta 55584, Indonesia ,
(2) Chemical Engineering Department, Faculty of Industrial Engineering, Islamic University of Indonesia, Yogyakarta, Indonesia Jl. Kaliurang km.14,5, Yogyakarta 55584, Indonesia ,
(3)
pdf
310

Synthesis and Characterization of Copper Nanoparticles using Dragon Fruit Peel (Hylocereus costaricensis) Extract Bio-Reductor

10.20885/ijcr.vol9.iss2.art3
Ani Qomariyah (1), Hanim Istatik Badi'ah (2)
(1) a:1:{s:5:"en_US";s:17:"STIKES Banyuwangi";} ,
(2) STIKES Banyuwangi
pdf
316

Smart Biosensor Based on The Copper Nanoparticles with Dragon Fruit Peel Reductant as Formalin Detector in Food Samples

10.20885/ijcr.vol9.iss2.art4
Ani Qomariyah (1), Adhinda Fisabilla (2), Nur Lailatul Hanifa (3), Okta Nata Kusuma (4)
(1) a:1:{s:5:"en_US";s:17:"STIKES Banyuwangi";} ,
(2) Program Studi D-IV Teknologi Laboratorium Medik, STIKES Banyuwangi ,
(3) Program Studi D-IV Teknologi Laboratorium Medik, STIKES Banyuwangi ,
(4) Program Studi D-IV Teknologi Laboratorium Medik, STIKES Banyuwangi
pdf
358

Identification of 11-nor-δ 9-tetrahydrocannabinoL-9-carboxylic acid (THC-COOH) in Urine Samples using Gas Chromatography-Mass Spectrometry (GC-MS) Instrument

10.20885/ijcr.vol9.iss2.art5
Maisari Utami (1), Muhammad Fadhil Abdushshobir (2), Tanti Tanti (3)
(1) Department of Chemistry, Universitas Islam Indonesia ,
(2) Universitas Islam Indonesia ,
(3) Badan Narkotika Nasional
pdf
333

Validation of the Method for Determining Caffeine Content in Green Tea with FTIR UATR

10.20885/ijcr.vol9.iss2.art6
Nur Isnaini (1)
(1) a:1:{s:5:"en_US";s:72:"Chemistry Department, Universitas Islam Indonesia, Yogyakarta, Indonesia";}
pdf
424

Phytochemical Screening and Characterization of Secondary Metabolite Compounds from the Bark of the Niko Plant (Grewia koordersiana Burret)

10.20885/ijcr.vol9.iss2.art7
Marliana Klotilde Manek (1), Lodowik Landi Pote (2), Anggelinus Nadut (3)
(1) ,
(2) a:1:{s:5:"en_US";s:33:"Universitas Katolik Widya Mandira";} ,
(3)
pdf
309

Measurement of pH and BOD (Biological Oxygen Demand) Values in the Belahan Rejo Lake as a Monitor of Water Quality In Gresik District

10.20885/ijcr.vol9.iss2.art8
Nafiatus Sa'adah (1), Atiqoh Zummah (2), Eko Teguh Pribadi (3), Nourma Safarina (4)
(1) ,
(2) ,
(3) ,
(4)
pdf
388

Measurement of Hexavalent Chromium (Cr (VI)) and Phenol Levels in Belahan Rejo Hamlet Lake as a Monitoring of Water Quality in Gresik Regency

10.20885/ijcr.vol9.iss2.art9
Eka Andini San Putri Andini (1), Atiqoh Zummah (2), Eko Teguh Pribadi (3), Nourma Safarina (4)
(1) a:1:{s:5:"en_US";s:24:"UIN Sunan Ampel Surabaya";} ,
(2) ,
(3) ,
(4)
pdf
287

Synthesis of Rice Husk-Based Biocomposites Coated with Sodium Alginate and Their Use in Congo Red Dye Adsorption

10.20885/ijcr.vol9.iss2.art11
Gani Purwiandono (1), puji lestari (2), Noventa Egi Saputra (3)
(1) Universitas Islam Indonesia ,
(2) Program Studi Teknik Lingkungan, Fakultas Teknik Sipil dan Perencanaan, Universitas Islam Indonesia ,
(3) Universitas Islam Indonesia
pdf (Bahasa Indonesia)
249

Production of Pectin from Sweet Orange Peel (Citrus sinensis) with Different Volume of HCl

10.20885/ijcr.vol9.iss2.art12
Cindi Amborowati (1), Miana Sari Tinambunan (2)
(1) ,
(2) Politeknik Negeri Samarinda
pdf
393

The Effect of Grinzest Bioadditives on BBM Fuel Consumption in Mining Vehicles at PT Arutmin Indonesia Kintap

10.20885/ijcr.vol9.iss2.art13
Noor Fitri (1), Dona Sulistia (2), Ali Abraham (3), Irfan Aditya Dharma (4), Marhaban Habibullah (5), Ibnu Maulana (6), Fuad Effendi (7), Khofifah (8), Riskiyatul Mauludiyah (9), Qomarudin Sukri (10), Rahmat Syahputra (11), Ika Ila Nurhuddah (12)
(1) Kimia, Universitas Islam Indonesia ,
(2) ,
(3) ,
(4) ,
(5) ,
(6) ,
(7) ,
(8) ,
(9) ,
(10) ,
(11) ,
(12)
pdf
304

Characterization of bacterial cellulose from the fermentation of coconut water waste and the utilization as support for the formation of silver nanoparticles

10.20885/ijcr.vol9.iss2.art14
Tintin Mutiara (1), Isnaeni Wardatur Rohmah (2), Aulia Okta Berinda (3)
(1) ,
(2) ,
(3)
pdf
318