Penetapan Kadar Tanin pada Teh Celup yang Beredar di Pasaran secara Spektrofotometri Ultraviolet- Sinar Tampak

ABSTRACT: Determination of tannin content in tea bags at the marketplace by using ultraviolet visible spectrophotometry has been done.  The sample were tea bags with brand A, B, C, D, E and pure tea. The experiment method for simplisia extraction were maceration. Catechins were used as comparison. Quantitative analysis by spectrophotometer obtained maximum wavelength of catechin 222,00 nm. Catechin standard curve was y = 0.04943x + 0.06692, the value of r = 0.9995. The results showed that tannin content in tea bag with brand A (0,0092065%), B (0,0091054%), C (0,0086400%), D (0,0076690%), E (0,0118769%) and pure tea (0,0120995%). Statistical analysis showed that significant difference between all brands with pure tea and significant differences between each brand.
Kata kunci: Tanin, Teh Celup, Spektrofotometri Ultraviolet Visibel
Penulis: Anzharni Fajrina, Junuarty Jubahar, Stevani Sabirin
Kode Jurnal: jpfarmasidd170050

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