Abstract
Background: Hand sanitizers contain 62% alcohol, softener and moisturizer. High alcohol content is able to irritate and make hands dry. A suitable moisturizer is needed for this preparation. Objective: The aim of this study is to evaluate the physical quality of gel hand sanitizer formulation of Ocimum tenuiflorum with CMC-Na as a gelling agent at a concentration of 0.5% and 1% CMC-Na. Methods: Data were collected at week-0,1,2,3,4, and replication is performed three times at each concentration of each measurement. The test results of the spread and adhesion data analysis using SPSS with a 95% confidence level. Results: Dispersive power and adhesion showed no significant difference (p <0.05) at week 0 and week 4 means second-hand sanitizer gel formulation concentration is not stable. Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) at a concentration of 1% CMC-Na stable from week 0 to week 3, while the concentration of 0.5% CMC-Na change at week 2. Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) with a gelling agent CMC-Na should need to be titrated. Conclusion: Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) that use concentrations of 1% CMC-Na as a gelling agent have a physical quality that is more stable than the organoleptic test concentration of 0.5% CMC-Na.
 Keywords: Hand sanitizer, Ocimum tenuiflorum L., CMC-Na, Physical quality evaluation
Highlights
In maintaining the health of our bodies, maintaining hand hygiene is very important
From the results of the organoleptic test, the preparation of hand sanitizer gel with a concentration of 0.5% experienced a change in viscosity, color and odor starting in the 2nd week
The hand sanitizer gel concentration of 1% experienced changes only in the 4th week. This can be caused by the storage of hand sanitizer gel preparations at room temperature that is not controlled or formulations that are not optimal
Summary
In maintaining the health of our bodies, maintaining hand hygiene is very important. In our daily activities, the hands are often contaminated with microbes, so the hands can be an intermediary for microbial entry into our bodies. Objective: The aim of this study is to evaluate the physical quality of gel hand sanitizer formulation of Ocimum tenuiflorum with CMC-Na as a gelling agent at a concentration of 0.5% and 1% CMC-Na. Methods: Data were collected at week-0,1,2,3,4, and replication is performed three times at each concentration of each measurement. Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) at a concentration of 1% CMC-Na stable from week 0 to week 3, while the concentration of 0.5% CMC-Na change at week 2. Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) with a gelling agent CMC-Na should need to be titrated. Conclusion: Gel hand sanitizer leaves of Tulasi (Ocimum tenuiflorum) that use concentrations of 1% CMC-Na as a gelling agent have a physical quality that is more stable than the organoleptic test concentration of 0.5% CMC-Na
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