PRADEWI, Ratna Trisna (2015) PENGARUH PENGGUNAAN ASAM STEARAT DAN TRIETANOLAMIN TERHADAP SIFAT FISIK SEDIAAN LOTION SUNSCREEN EKSTRAK ETANOL RIMPANG TEMU MANGGA (Curcuma mangga Val.). Skripsi thesis, Universitas Setia Budi Surakarta.
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Abstract
Curcuma mangga consists of curcuminoids compound that can be applied as sun filter to prevent ultraviolet radiation. Curcuma mangga has been prepared in lotion dosage form due to its easy to use. The aims of this research was to determine varying concentrations of stearic acid and triethanolamine (TEA) on physical properties and sun protecting factor (SPF) value of sunscreen lotion. Ethanol extract was obtained by maceration method using ethanol 96% as solvent. In vitro measurement of SPF used spectrophotometer Ultraviolet-visible. The SPF was calculated and plotted with concentrations using non-linear regression method. Formulation Curcuma manga in sunscreen lotion using varying concentrations of stearic acid and TEA was prepared by several ratios i.e. F1 (5%:1%), F2 (7%:1%), F3 (5%:2%), and F4 (7%:2%). Physical stability and properties of lotion were conducted i.e organoleptic, homogeneity, viscosity, spreadibility, emulsion type and pH. The results were statistically analyzed using two way analysis of variance at confidence level of 95%. The results showed that Curcuma manga extract as many as 0,066% provided SPF value of 30. The stearic acid and TEA affected on physical properties of sunscreen lotion. Stearic acid of 5% and TEA of 2% provided the most stable formulation of sunscreen lotion. Keywords: Curcuma mangga, SPF, stearic acid, TEA, sunscreen lotion
Item Type: | Thesis (Skripsi) |
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Uncontrolled Keywords: | Curcuma mangga, SPF, stearic acid, TEA, sunscreen lotion |
Subjects: | R Medicine > RS Pharmacy and materia medica |
Divisions: | Fakultas Farmasi > Prodi S1 Farmasi |
Depositing User: | Mrs NOVI HANDAYANI |
Date Deposited: | 21 Feb 2020 03:43 |
Last Modified: | 21 Feb 2020 03:43 |
URI: | http://repo.setiabudi.ac.id/id/eprint/2367 |
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