EKSTRAKSI GULA STEVIA DARI TANAMAN STEVIA REBAUDIANA BERTONI
DOI:
https://doi.org/10.36499/jim.v1i2.654Abstract
Stevia Rebaudiana Bertoni adalah sejenis Tanaman perdu yang belum banyak dikenal olehmasyarakat. Didalam Industri, banyak digunakan sebagai bahan pemanis untuk produk
makanan dan minuman berkalori rendah atau sebagai pengganti gula bagi penderita
diabetes.Proses pengambilan bahan pemanis dari daun Stevia Rebaudiana dilakukan dengan
cara ekstraksi bubuk daun didalam pelarut ( metanol,etanol ,spiritus , aquadest ) yang
dilanjutkan dengan pencucian menggunakan Khloroform.Kemudian dicuci kembali dengan
n- Butanol dan diuapkan dengan menggunakan metanol panas kemudian disaring.Dari hasil
penelitian didapatkan kondisi operasi yang relatif baik untuk mengekstraksi daun stevia
,yaitu pada delapan kali sirkulasi dengan pelarut metanol teknis.Kristal halus yang terambil
dari 20 gram serbuk stevia dengan volume pelarut 200 ml berwarna coklat, berat 0.2985
gram dengan indeks bias 1.3950
Kata Kunci : Stevia Rebaudiana Bertoni, Diabetes, Ekstraksi
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