Grace Angel Modesta, Rembe (2024) PENETAPAN KADAR SIANIDA PADA BIJI KLUWAK (Pangium edule Reinw) MENGGUNAKAN SPEKTROFOTOMETER UV-Vis. Other thesis, Universitas Setia Budi.
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Abstract
Kluwak seeds, used as the main spice that imparts the distinctive
black color, aroma, and taste to rawon broth, contain active compounds
such as cyanide, hydrocarpic acid, khaulmograt acid, gorlat acid, and
tannins. Cyanide, which is found in kluwak seeds, is a toxic compound
that can pose a health risk to humans if consumed in excess.
This study aims to determine the cyanide content in kluwak
seeds.This research is experimental, aiming to measure the cyanide
content in kluwak seeds. Cyanide analysis was performed qualitatively
using FeCl3 and AgNO3 reagents, resulting in an orange color and a
white precipitate. For quantitative analysis, UV-Vis spectrophotometry
was used with a standard cyanide solution, ninhydrin reagent, sodium
carbonate, and sodium hydroxide. The cyanide content was calculated
using linear regression, at a wavelength of 597 nm.
The results showed that the cyanide content in the examined
kluwak seeds, measured using UV-Vis spectrophotometry, was 9.08
ppm.
INTISARI
Biji kłuwak digunakan sebagai bumbu utama yang memberikan
warna hitam, aroma dan rasa khas pada kuah rawon. Biji kluwak
mengandung senyawa antioksidan diantaranya terdapat sianida, asam
hidrokarpat, asam khaulmograt. asam gorlat dan tannin. Kadar sianida
dapat membahayakan dan cukup beracun bagi manusia jika dikonsumsı,
Tujuan penelitian ini adalah Untuk mengetahui kadar kandungan sianida
yang ada dalam biji kluwak (Penguin edule Reinw).
Jenis penelitian ini adalah experimental yang bertujan
mengetahui kadar sianida pada bijı kluwak. Analisis sianida pada bji
kluwak dilakukan secara kualitatif menggunakan pereaksi FeCl3
dan AgNO3 menghasilkan warna orange dan endapan putih. Analisis
kuntitatif menggunakan metode spektrofotometri Uv-Vis dengan larutan
standar sianida, pereaksi ninhydrin, natrium karbonat, dan natrium
hidroksida. Perhitungan kadar sianida menggunakan regrasi linier pada
panjang gelombang 597 nm.
Hasil penelitian menunjukan kandungan sianida pada biji kluwak
yang diperiksa menggunakan metode spektrofotometer UV-Vis sebesar
9,08 ppm.
| Item Type: | Thesis (Other) |
|---|---|
| Uncontrolled Keywords: | Kluwak Seeds, Cyanide, Uv-Vis Spectrophotometer Biji Kluwak, Sianida, Spektrofotometer UV-Vis |
| Subjects: | Q Science > QK Botany R Medicine > RV Botanic, Thomsonian, and eclectic medicine |
| Divisions: | Universitas Setia Budi > Fakultas Ilmu Kesehatan > D3 Analis Kesehatan |
| Depositing User: | Unnamed user with email baa.si@setiabudi.ac.id |
| Date Deposited: | 02 Sep 2026 04:08 |
| Last Modified: | 02 Sep 2026 04:08 |
| URI: | https://eprints.setiabudi.ac.id/id/eprint/577 |
