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Validasi Metode Kromatografi Cair Kinerja Tinggi Untuk Analisis Rhodamin B Dalam Saos Tomat Yantih, Novi; Aziz, Zuhelmi; Aprillia, Heidy
JFIOnline | Print ISSN 1412-1107 | e-ISSN 2355-696X Vol 8, No 2 (2016)
Publisher : Indonesian Research Gateway

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Rhodamine B is a synthetic red dye which is commonly used as textile dyes and banned its use in food and beverages. The red dye is harmful to health and it can cause poisoning symptoms if it is swallowed, and it can damage the liver when it is taken long term. Although it has been banned because of its toxicity, but there is abuse of rhodamine B as a food coloring, such as in tomato sauce product. The purpose of this study is to validate the high performance liquid chromatography (HPLC) for analysis of rhodamine B in a tomato sauce. The analytical method used is HPLC with reverse phase system. The analytical method has met the requirements of method validation according to the International Conference of Harmonization with the detection and quantitation limits, 1 ppm and 3 ppm respectively. Based on the results of the qualitative analysis of rhodamine B in tomato sauce samples, one of the three samples of tomato sauce that is not listed in NA-DFC (The National Agency of Drug and Food Control) showed positive result, it was shown with the same retention time between samples and standards (5.5 minutes). Average level of rhodamine B in the sample was 25 μg/g of tomato sauce.

Validasi Metode Kromatografi Cair Kinerja Tinggi Untuk Analisis Rhodamin B Dalam Saos Tomat Yantih, Novi; Aziz, Zuhelmi; Aprillia, Heidy
Jurnal Farmasi Indonesia Vol 8, No 2 (2016)
Publisher : Jurnal Farmasi Indonesia

Rhodamine B is a synthetic red dye which is commonly used as textile dyes and banned its use in food and beverages. The red dye is harmful to health and it can cause poisoning symptoms if it is swallowed, and it can damage the liver when it is taken long term. Although it has been banned because of its toxicity, but there is abuse of rhodamine B as a food coloring, such as in tomato sauce product. The purpose of this study is to validate the high performance liquid chromatography (HPLC) for analysis of rhodamine B in a tomato sauce. The analytical method used is HPLC with reverse phase system. The analytical method has met the requirements of method validation according to the International Conference of Harmonization with the detection and quantitation limits, 1 ppm and 3 ppm respectively. Based on the results of the qualitative analysis of rhodamine B in tomato sauce samples, one of the three samples of tomato sauce that is not listed in NA-DFC (The National Agency of Drug and Food Control) showed positive result, it was shown with the same retention time between samples and standards (5.5 minutes). Average level of rhodamine B in the sample was 25 Î¼g/g of tomato sauce.

MODIFIKASI FISIKO KIMIA MEMBRAN KOMPOSIT KITOSAN POLIVINIL ALKOHOL HASIL CASTING DENGAN TEKNIK INDUKSI IRADIASI GAMMA Erizal Erizal; Dian Pribadi Perkasa; Zuhelmi Aziz; Sulistioso G S
Jurnal Sains Materi Indonesia Vol 14, No 3: APRIL 2013
Publisher : Center for Science & Technology of Advanced Materials - National Nuclear Energy Agency

MODIFIKASI FISIKO KIMIA MEMBRAN KOMPOSIT KITOSAN POLIVINIL ALKOHOL HASIL CASTING DENGAN TEKNIK INDUKSI IRADIASI GAMMA. Penelitian ini bertujuan mensintesis membran komposit PoliVinil Alkohol (PVA) kitosan untuk keperluan Guided Tissue Regeneration (GTR) dengan teknik casting dan mempelajari pengaruh iradiasi gamma pada sifat fisiko kimianya. Campuran larutan PVA10% dan kitosan 2% dengan komposisi 75:25; 50:50;25:75 v/v) dicasting pada suhu kamar dan selanjutnya diiradiasi dengan sinar gamma pada dosis 20 kGy, 30 kGy, 40 kGy dan 50 kGy. Perubahan struktur kimia membran dikarakterisasi menggunakan Fourier Transform-Infra Red (FT-IR). Kemampuan menyerap air dan biodegradasinya diuji secara gravimetri. Perubahan kekuatan tarik dan perpanjangan putus diukur dengan Universal Testing Machine. Hasil evaluasi menunjukkan dengan meningkatnya dosis iradiasi dari 20 kGy hingga 50 kGy, daya serap air dan biodegradasi membran meningkat. Sebaliknya, kekuatan tarik dan perpanjangan putus menurun. Iradiasi gamma selayaknya dapat dipertimbangkan sebagai tool untuk modifikasi polimer.

Identifikasi Senyawa Flavonoid dalam Fase n-Butanol dari Ekstrak Metanol Daun Wungu (Graptophyllum pictum (L.) Griff) Zuhelmi Aziz; Wiwi Winarti; Kona Nate
JURNAL ILMU KEFARMASIAN INDONESIA Vol 4 No 1 (2006): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Wungu leaves is one of the herbal plants in Indonesia that have been used significantly by the society to cure scare, swollen, ulcer, gall stone, abscess, skin diseases, liver, hearing disfunction, hemorrhoids, bloody cough, fever and laxative, isolation and identification of the type of flavonoid substance found in n-butanol phase of Wungu leaves methanol extract have been conducted by employing identification by UV-visible spectrophotometry, the result of the examination showed that isolate NB-IV was presumably considered as flavonol substance with 3-OH (with or without 5-OH), isolate NB-V was presumably considered as antosianidin substance with o-diOH on ring A, isolate NB-VI and isolate NBVII was presumably considered as flavonol substance with OH on position 3,5,7 and o-diOH on ring B.

Aktivitas Sitotoksik dan Profil Kromatogram Daun Sirsak (Annona muricata L.) yang Diiradiasi ERMIN KATRIN; RHILA AMALIAH; ZUHELMI AZIZ; HENDIG WINARNO
JURNAL ILMU KEFARMASIAN INDONESIA Vol 12 No 2 (2014): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Soursop (Annona muricata L.) is one of plants included in Annonaceae which the leaves has cytotoxic activity on cancer cells. Preservation efforts of soursop leaves is carried out by gamma irradiation technic. This research aimed to study the effect of gamma irradiation on the bioactivity and chromatogram profiles of the active fraction from soursop leaves.Dry powders of soursop leaves were irradiated using gamma with doses of 5; 7.5; 10; and 15 kGy and repeated twice, respectively for certain doses. Then each sample was macerated with n-hexane, ethyl acetate and ethanol gradiently. Each extract was tested against leukemia L1210 cells. Ethyl acetate extract was the most active (IC50= 7.36 µg/mL) compared with n-hexane (20.18 µg/mL) and ethanol extract (13.89 µg/mL). Ethyl acetate extracts was fractionated using column chromatography obtained ten fractions. The result of cytotoxic activities assay of ten fractions were obtained that fraction 8 was the most active with IC50 value of 0.45 µg/mL. Cytotoxic activity of fraction 8 from irradiated samples showed that gamma irradiation decreased cytotoxic activity of fraction 8, but they were still active (IC50 < 20 µg/mL). Analysis and identification of fraction 8 by the HPLC and TLC-densitometry showed that there were broad peak which decreased in the irradiated samples.The maximum radiation dose for soursop leaves without damaging its bioactivity and that did not change the chromatogram profilesis 7.5 kGy.

Identifikasi Senyawa Penghambat Enzim α-Glukosidase dari Ekstrak Etanol 96% Daun Yakon (Smallanthus sonchifolius [Poepp.& Endl.]H. Robinson) Zuhelmi Aziz; Farhana Hanida Al Qisthi; Ratna Djamil; Nancy Dewi Yuliana; Partomuan Simanjuntak; Syamsudin Abdillah
JURNAL ILMU KEFARMASIAN INDONESIA Vol 17 No 1 (2019): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

The leaves of yacon (Smallanthussonchi folius [Poepp. &Endl.] H. Robinson) or in Indonesia known as “Daun insulin” (Insulin leaf), scientifically has various medicinal properties and one of them as antidiabetic. The aim of this research is to know α-glucosidase enzyme inhibitor compound in the ethanol 96% extract of yacon leaves. Fractionation of ethanol extract subjected to column chromatography (SiO2; dichloromethane-methanol-water = 5 : 5 : 1) gave 5 fractions (Fr -1 ~Fr – 5). The results of the -glucosidase enzyme inhibition activity test in vitro against the five fractions obtained the 3rd fraction as the most active of 87.84 %. Purification of the 3rd fraction with preparative thin layer chromatography (SiO2; n-BuOH-ethanol-water = 4 : 1 : 2.2) gave pure isolate as Fr 3-1. Identification of pure isolates Fr 3-1 was carried out by interpreted spectra of Ultraviolet, Fourier Transform-Infra Red, Mass Spectra (from LC-MS) and compared data on the chemical shift of the Nuclear Magnetic Resonance (proton and carbon) and determined as Nystose (GF3) compound. The results of the -glucosidase enzyme inhibition activity showed that Fr 3-1 has IC50 of 21.36 ppm

Pengaruh Iradiasi Sinar Gamma dan Konsentrasi Kitosan terhadap Pembentukan Hidrogel Polivinil Alkohol-Kitosan Zuhelmi Aziz; Gatot Trimulyadi; Trivena Fithriany A
JURNAL ILMU KEFARMASIAN INDONESIA Vol 3 No 2 (2005): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Chitosan is one of the product from the shrimp disposal. Its medicinal and pharmaceutics application are now developed by pharmaceutical industries, i.e as bioplastics and hydrogel. A research about the effect of gamma radiation and chitosan as a raw material for production of polyvinilalcohol has been carried out. PVA-chitosan hydrogel was made from a mixture of composition of 80% PVA in 10% solution and 20% of chitosan in 0, 1, 2 ,and 3% solution respectively. The mixture was heated in oven at 80°C for two hours and then irradiated with 0, 15, 25, and 35 kGy gamma radiation. The physical characteristic of the gel was determined, e.g. colour, swelling degree and gel fraction. The colour of hydrogel more yellow darker to raising of chitosan concentration and radiation dosage. Swelling degree PVA-chitosan hydrogel increased meanwhile chitosan concentration and radiation dosage decreased. In absolute ethanol medium (96%) PVA-chitosan hydrogel was deswelling. The swelling degree PVAchitosan hydrogel decreased with increased gel fraction.

Iradiasi Sediaan Obat Herbal Temu Putih Curcuma zedoaria (Berg) Rosc.: Cemaran Mikroba, Sitotoksisitas dan Profil Kromatogram ERMIN KATRIN W.; EPSI NARULITA; ZUHELMI AZIZ; HENDIG WINARNO
JURNAL ILMU KEFARMASIAN INDONESIA Vol 11 No 1 (2013): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Gamma irradiation has been used for preservation of herbal medicines, one of which is temu putih Curcuma zedoaria (Berg) Rosc. to cure cervical cancer. This research aimed to study the gamma irradiation effects on microbial contamination, cytotoxic activity against leukemia L1210 cell lines and chromatogram profile of the temu putih active fraction. Gamma irradiation was performed with a 60Co source at 5, 7.5, 10 and 15 kGy. After irradiation at > 7.5 kGy bacteria and mould were not present on herbs. Control and irradiated samples were consecutively macerated with n-hexane, ethyl acetate and ethanol. Ethyl acetate extract was the most cytotoxic gainst L1210 leukemia cells with an IC50 value of 10.60 μg/mL as compared to n-hexane or ethanol extract. Ethyl acetate extract was fractionated with column chromatography producing six fractions. Fraction 2 was the most cytotoxic against L1210 leukemia cells with an IC50 value of 2.44 μg/mL. The thin-layer chromatographic analysis results of ethyl acetate extract and fraction 2 of control and irradiated samples showed the presence of curcumin and chromatographic pattern similar to the control. Curcumin contents in fraction 2 were between 35 to 51%, which were not significantly changed between samples, although was irradiated up to 15 kGy. The maximum dose for irradiation of temu putih herbal preparation is 15kGy.

Analisis Kandungan Residu Sulfametazin dalam Daging dan Hati Ayam secara Kromatografi Cair Kinerja Tinggi Zuhelmi Aziz; Yulvian Sari; Raphaela Widiastuti; Lydia Septa Desiyana
JURNAL ILMU KEFARMASIAN INDONESIA Vol 2 No 2 (2004): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Sulfamethazine is an antimicrobial and anticoccidiocis which usually used in poultry farm. The using of sulfamethazine to cattle has an accumulated residue effect on cattle products. An experiment of the decreasing motive of sulfamethazine residue concentration in chicken meat and liver has been carried out. One day old broiler chicken classified into 4 groups which are negative control, the positive control, the 7 days (7 days before the slaughtering day which on 36th day), and 5 days group (5 days before the slaughtering day which on 36th day). The last three groups are given sulfamethazine solution in oral 3 times a week with 0.2 ml/kg BW or 50 mg/kg BW dosage. After the giving of sulfamethazine stopped, each of those 4 groups slaughtered on 1st, 2nd, 3rd, 4th, 5th, 7th, 24th, 48th, 120th, 168th, 240th hour and then each of chicken meat and liver extracted and analyzed with high performance liquid chromatography (HPLC). The Sulfamethazine residue decreasing along with the increasing of time can be noticed from the experiment. In common, the decreasing of Sulfamethazine can be seen starting form 24th hour, then at 48th hour the sulfamethazine concentration stay at lower state and decrease along with the increasing of time.

Analisis Glikoprotein dalam Daging Mytilus viridis, Anadara granosa, dan Anadara maculosa Zuhelmi Aziz; Thamrin Wikanta; Tirta Subagio
JURNAL ILMU KEFARMASIAN INDONESIA Vol 5 No 1 (2007): JIFI
Publisher : Fakultas Farmasi Universitas Pancasila

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Mussels is known to have ability living in clean or polluted waters environment due to it has a specific immunity system. The immunity mechanism is carried out by a glycoprotein that play role as an immunomodulator with high activity. Extraction of glycoprotein from fresh green mussel (Mytilus viridis), blood mussel (Anadara granosa) and bulu mussel (Anadara maculosa) have been carried out, by boiling the mussels for 30 minutes and 60 minutes, precipitation of glycoprotein with ethanol, then purification of glycoprotein through the Sephadex G-100 column. The amino acids composition of the glycoprotein was analyzed by high performance liquid chromatography (HPLC) with normal phase pico tag column, using 1 ml/min isocratic elution with sodium acetate buffer-acetonitril mixture, and detection with UV detector. Result showed that the yield of glycoprotein from 60 minutes boiling was higher than from 30 minutes boiling. The glycoprotein content of green mussel, blood mussel and bulu mussel were 11,97%, 8,36%, and 18,93% from 60 minutes boiling, and 10,32%, 7,93%, and 9,07 from 30 minutes boiling, respectively. It can be concluded that the amino acids composition in the glycoprotein from both treatment were not proportional , but the 60 minutes boiling was given higher result.

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