溶剂类型和同质速度对冈比亚微粒特性的影响

Gustri Yeni, S. Silfia, Yulia Helmi Diza
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Peningkatan kecepatan homogenizer menyebabkan terjadi kerusakan senyawa katekin yang ditandai dengan perubahan warna menjadi coklat, ditunjukkan dengan penurunan kadar katekin dari 84,32%  menjadi 75,91%. Sampel hasil perlakuan dikeringkan dengan spray dryer pada kondisi operasi suhu inlet 100 o C dan outlet 90 o C, tekanan vakum pada 15 Psi, terjadi penurunan ukuran partikel (209,45 nm). Sampel diuji menggunakan scanning electron microscope (SEM) menunjukkan morfologi katekin tidak simetris. Analisis ukuran partikel katekin dilanjutkan menggunakan software image-J dan diperoleh ukuran partikel antara 209,53-280,50 nm. ABSTRACT This study was aimed to determine the effect of solvent type and homogenizer speed on the particle characteristics of gambier catechins. The research was conducted by dissolving the gambir catechins with solvents variation of water, ethanol 20%, mixture of ethanol 20% and ethyl acetate (ratio 1:10) and homogenizer speed 500; 1,500; 2,000; and 2,500 rpm. 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引用次数: 5

摘要

本研究旨在确定溶剂类型和均匀速度对冈比亚介质颗粒特征的影响。研究是通过水溶剂、乙醇20%、乙醇20%和乙醇混合(比较1:10)和均匀适性500;1500;2000;每分钟2500转。使用粒子分析仪(PSA)测试出的颗粒特征,结果在2148 - 354 nm之间。以2500转/分钟的速度搅拌过程可以将颗粒的大小缩小到2148 nm,从溶液的清晰度可以看到。均质生成器速度的增加导致致癌物质的损伤,其颜色为棕色,从84.32%下降到75.91%。治疗方法的样本通过喷雾干燥在100 o - C和90 o - C出口,15 Psi的真空压力,粒子大小下降(209.45 nm)。该样本使用扫描电子显微镜(SEM)进行测试,显示不对称的肿瘤形态。katekin粒子大小分析继续使用imagej软件,获得粒子大小为209,53- 280.50 nm。这项研究已被证明能够确定solvent类型和均匀性的速度影响。这项研究是由水变量、乙醇20%、乙醇20%和乙醇乙醇混合(ratio 1:10)和恐同速度500;1500;2000;每分钟2500转。治疗的参与特征是使用一种成分分析仪(PSA)和发现在2,148-3,354 nm之间的可变结果结果检测。在2500转/小时的速度下,将大小的粒子还原为2.148 nm,从解决方案的清晰级别可见。增加对等基因的速度,以棕色为标记的变化,从84.32%到75.91%,由核核试验的法令决定。采集样本时,样本中含有一种喷雾dryer,在处理的条件下使用样本被试验使用一种扫描电子显微镜(SEM)揭示了该技术的共生形态。catechins particle的分析继续使用imagej软件和在20.53 -280 nm之间进行。
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Pengaruh jenis pelarut dan kecepatan homogenizer terhadap karakteristik partikel katekin gambir
Penelitian ini bertujuan untuk mengetahui pengaruh jenis pelarut dan kecepatan homogenizer terhadap karakteristik partikel katekin gambir. Penelitian dilakukan dengan cara katekin gambir dilarutkan dengan variasi pelarut air, etanol 20%, campuran etanol 20% dan etil asetat (perbandingan 1:10) dan kecepatan homogenizer 500; 1.500; 2.000; dan 2.500 rpm. Karakteristik partikel hasil perlakuan diuji menggunakan particle size analyzer (PSA) diperoleh hasil bervariasi antara 2.148-3.354 nm. Proses pengadukan dengan kecepatan 2500 rpm dapat memperkecil ukuran partikel (2.148 nm), secara visual dilihat dari tingkat kejernihan larutan yang dihasilkan. Peningkatan kecepatan homogenizer menyebabkan terjadi kerusakan senyawa katekin yang ditandai dengan perubahan warna menjadi coklat, ditunjukkan dengan penurunan kadar katekin dari 84,32%  menjadi 75,91%. Sampel hasil perlakuan dikeringkan dengan spray dryer pada kondisi operasi suhu inlet 100 o C dan outlet 90 o C, tekanan vakum pada 15 Psi, terjadi penurunan ukuran partikel (209,45 nm). Sampel diuji menggunakan scanning electron microscope (SEM) menunjukkan morfologi katekin tidak simetris. Analisis ukuran partikel katekin dilanjutkan menggunakan software image-J dan diperoleh ukuran partikel antara 209,53-280,50 nm. ABSTRACT This study was aimed to determine the effect of solvent type and homogenizer speed on the particle characteristics of gambier catechins. The research was conducted by dissolving the gambir catechins with solvents variation of water, ethanol 20%, mixture of ethanol 20% and ethyl acetate (ratio 1:10) and homogenizer speed 500; 1,500; 2,000; and 2,500 rpm. The particle characteristics of the treatment were tested using a particle size analyzer (PSA) and obtained the results varied between 2,148-3,354 nm. The stirring process at a speed of 2500 rpm can reduce the particle size (2,148 nm), visually seen from the clarity level of the solution produced. Increasing the speed of the homogenizer caused damage to the catechin compound which was marked by a change in color became brown, indicated by a decrease in catechin content from 84.32% to 75.91%. The treated sample was dried with a spray dryer under operating conditions of inlet temperature 100 o C and outlet temperature 90 o C, vacuum pressure at 15 Psi particle size decreased (209.45 nm). Samples were tested using a scanning electron microscope (SEM) showed the symmetrical morphology of the catechins. The analysis of catechins particle size was continued using the image-J software and obtained the particle size between 209.53-280.50 nm.
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