Page 151 - Jurnal Penelitian MTsN 6 Jakarta
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scrub viscosity. Furthermore, the          glass  of  the  corresponding
                        finished  product  can  be  applied        transparent  object  or  material,
                        to the skin.                               the  preparation  should  show  a
                                                                   homogeneous          arrangement
                        2.4   Experimental Detail
                                                                   without coarse grains.
                        This  study  has  been  made  to
                        prepare a body scrub using the             D.  Hedonic Test
                        active  substance  of  Arabica             This hedonic test, or preference,
                        green coffee (Coffea arabica L).           is done to determine how much
                        The  selection  of  Arabica  green         respondents  like  the  prepared
                        coffee is based on the research            made.  The  number  of  test
                        of Makhmudah, M. (2017) which              respondents        favored       is
                        states that Arabica green coffee           proportional to their quality. This
                        contains  high  antioxidants.  The         study  involved  15  respondents.
                        formulation    of   body     scrub         Each participant rated each body
                        preparations  has  a  composition          scrub  based  on  its  texture,
                        of  ingredients,  namely  stearic          shape, and aroma.
                        acid,  cetyl  alcohol,  propylene          Information:
                        glycol,  liquid  paraffin,  methyl         1. Very like; Value 5
                        parabean,     propyl    parabean,          2. Like; Value 4
                        glycerin, adaps lanae, aquadest.           3. Kinda liked; Value 3
                        The  addition  of  Tween  80               4. Dislike; Value 2
                        functions as an emulsifier that is         5. Very disliked; Value 1
                        stable.  The  purpose  of  varying
                        Tween  is  to  obtain  good  body          E.   Spreadability test
                        scrub stability (Ali et al., 2019).        The  application  power  test  is
                        A.  Organoleptic Test                      carried  out  to  find  out  if  the
                                                                   preparation has good application
                        Organoleptic     tests   look   at         power. The application test was
                        preparations  that  have  been             carried out on the preparation of
                        made by looking at their shape,            each  formula  by  applying  it  five
                        color, and smell. (Septiana et al.,        times  to  the  back  of  the  palm,
                        2019).
                                                                   good application power provides
                        B.  pH Test                                intensive,        even         and
                                                                   homogeneous        color     when
                        To  assess  pH,  pH  sticks  are
                        used. Scrub samples are taken,             applied to the skin.
                        diluted  with  aquades,  and  then         3.   Result and Discussion
                        measured for pH with pH paper.             For 28 days, or four weeks, the
                        The  ideal  skin  pH  condition  is        body  scrub  cream  is  tested  for
                        4.5–7 (Rahmatullah et al., 2019).
                                                                   organoleptic,  pH,  homegenity,
                        C.  Homogeneous Test                       spreadability    and    hedonics.
                                                                   Cream  samples  are  stored  for
                        A   certain    amount     of   the                           o
                        preparation  is  applied  to  the          four weeks at 27 C in storage.
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