PENETAPAN KADAR HIDROKUINON DALAM SEDIAAN KRIM MALAM PEMUTIH DI KLINIK KECANTIKAN PURWOKERTO

ASTUTI, TITIS ARUM IKA YUNI (2011) PENETAPAN KADAR HIDROKUINON DALAM SEDIAAN KRIM MALAM PEMUTIH DI KLINIK KECANTIKAN PURWOKERTO. Bachelor thesis, UNIVERSITAS MUHAMMADIYAH PURWOKERTO.

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Abstract

Research on the identification and assay of hydroquinone in the preparation of whitening night cream in Purwokerto beauty clinic has been studied. Ultravioletvisible spectrophotometry method was used with the addition of phloroglucin as forming a color complex. The results were linearity value (r) 0.99322, the limit of detection 1.08 μg/mL; limit of quantitation 3.6 μg/mL; recovery 99.62% and precission with a coefficient of variation value 0.88%. The method was applied to assay of four samples taken with simple random sampling obtained hydroquinone levels of 0.00344, 2.53, 2.84 and 3.36%.

Item Type: Thesis (Bachelor)
Additional Information: Pembimbing: Wiranti Sri Rahayu,.M.Si,.Apt., dan Pri Iswati Utami,.M.Si,.Apt.
Uncontrolled Keywords: hidrokuinon, krim malam pemutih, floroglusin
Subjects: R Medicine > RS Pharmacy and materia medica
Divisions: Fakultas Farmasi > Farmasi
Depositing User: Iin Hayuningtyas
Date Deposited: 23 Aug 2017 04:37
Last Modified: 23 Aug 2017 04:37
URI: http://repository.ump.ac.id/id/eprint/3526

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