Nur Anisa, M. Amin, Fadlan Muin, Nurafni Baturante, Setyani Dian Puspitasar, Anggieta Pahmawati Kusuma, Muto'ah Intan Ariyana
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摘要

摘要 本研究的目的是测定特尔纳特市 Gambesi 村的蕹菜(Ipomoea aquatica Forsk)和陆蕹(Ipomoea reptans Poir)中的二氧化氮含量。分析的样品是蕹菜和羽衣甘蓝的茎和叶,使用氨基苯磺酸试剂和 N(1-萘基)乙二胺二盐酸盐测定二氧化氮含量。然后用波长为 542 nm 的紫外可见分光光度法测量 NO2 含量。研究结果表明,蕹菜叶片中的 NO2 含量最高,为 13.79375 mg/kg,而茎叶中的 NO2 含量最低,为 1.0189 mg/kg:二氧化氮、蕹菜和陆地菠菜、紫外可见分光光度法 摘要 本研究的目的是测定特尔纳特市 Gambesi 村的蕹菜(Ipomoea aquatica Forsk)和陆地菠菜(Ipomoea reptans Poir)中的二氧化氮含量。分析的样品是蕹菜和水菠菜的茎和叶,使用氨基苯磺酸和 N(1-萘基)乙二胺二盐酸盐试剂测定二氧化氮含量。然后用波长为 542 nm 的紫外可见分光光度法测量 NO2 含量。研究结果表明,甘蓝叶片中的 NO2 含量最高,为 13.79375 mg/kg,而蕹菜茎中的 NO2 含量最低,为 1.0189 mg/kg。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Analisis Kadar NO2 dalam Kangkung Air (Ipomoea aquatica Forsk) dan Kangkung Darat (Ipomoea reptans Poir) Asal Kelurahan Gambesi Kota Ternate
AbstrakTujuan penelitian ini untuk mengetahui kadar NO2 dalam kangkung air (Ipomoea aquatica Forsk) dan Kangkung Darat (Ipomoea reptans Poir) asal Kelurahan Gambesi, Kota Ternate. Sampel yang dianalisis adalah bagian batang dan daun dari Kangkung Air dan Kangkung, penetapan kadar NO2 dengan menggunakan pereaksi asam sulfanilat dan N(1-Naftil) etilendiamin dihydrochloride. Kemudian kadar NO2 diukur dengan spektrofotometri UV-Vis pada panjang gelombang 542 nm. Hasil dari penelitian ini menunjukan bahwa kadar NO2 tertinggi terdapat pada kangkung darat pada bagian daun yaitu 13,79375 mg/kg sedangkan kadar NO2 terendah terdapat pada Kangkung Air bagian batang yaitu 1,0189 mg/kg.Kata Kunci: NO2, Kangkung air dan kangkung darat, spektrofotometri UV-Vis AbstractThe purpose of this study was to determine NO2 levels in water spinach (Ipomoea aquatica Forsk) and water spinach (Ipomoea reptans Poir) from Gambesi Village, Ternate City. The samples analyzed were the stems and leaves of water spinach and water spinach, determination of NO2 levels using sulfanilic acid and N(1-naphthyl) ethylenediamine dihydrochloride reagents. Then NO2 levels were measured by UV-Vis spectrophotometry at a wavelength of 542 nm. The results of this study showed that the highest NO2 levels were found in ground kale on the leaves, namely 13.79375 mg/kg, while the lowest NO2 levels were found in water spinach stems, namely 1.0189 mg/kg.Keyword:NO2, Ipomoea reptans poir, Ipomoea aquatica forsk, UV-Vis spectrophotometry
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