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Pengembangan Metode Analisis Metilparaben pada Produk Facial Wash dengan Spektrofotometri UV-Vis

Bandung Conference Series: Pharmacy
Abstract. Methylparaben is one of the preservatives commonly used in cosmetic products such as facial wash to prevent the growth of microorganisms. However, its use in high concentrations can pose a health risk, so it is necessary to test methylparaben levels in circulating products.
null Rima Awalia Putri   +2 more
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ANALISIS HIDROKUINON PADA KRIM PEMUTIH WAJAH DENGAN METODE SPEKTROFOTOMETRI UV-VIS

2016
ANALISIS HIDROKUINON PADA KRIM PEMUTIH WAJAH DENGAN METODE SPEKTROFOTOMETRI UV-VIS Irnawati1), Muhammad Handoyo Sahumena1), Wa Ode Nur Dewi1) 1)Fakultas Farmasi Universitas Halu Oleo Email : irnawati.ichang@yahoo.com ABSTRACT   Hydroquinone is an organic compound of the phenolic compounds used in whitening  cream products.
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ANALISIS KADAR VITAMIN C PADA MINUMAN KEMASAN DENGAN METODE SPEKTROFOTOMETRI UV-VIS

JURNAL ILMIAH FARMASI SIMPLISIA
ABSTRAK Penelitian ini bertujuan untuk menganalisis kadar vitamin C pada minuman kemasan menggunakan metode spektrofotometri UV-Vis. Tiga sampel minuman kemasan berbeda diuji, dan hasilnya menunjukkan variasi dalam kandungan vitamin C. Metode spektrofotometri UV-Vis terbukti efektif dalam menganalisis kadar vitamin C dalam minuman kemasan.
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UV/VIS spektrofotometrie a možnosti jejího využití v rámci vzdělávání učitelů chemie

2016
This master's thesis discusses the use of UV/VIS spectrophotometry in chemistry teacher education. Optical methods principles are described in theoretical part of the thesis, and. the main part is dedicated to UV-VIS spectrophotometry. Tasks for quantifying and qualifying substances determination are described in experimental part.
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