Rutin standard curve
WebOct 31, 2011 · The precision and accuracy of the measurement were evaluated from the model samples of rutin prepared by adding 2 mL, 0.4 mL and 0.06 mL of rutin standard solution (1 mM), respectively, to acetate buffer (pH … WebA standard curve of extinction against rutin concentration was prepared (fig. 2). Results were expressed as percentage w/w. Flavonoids content (% w/w) = RE×V×D×10–6×100/W, …
Rutin standard curve
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WebFig. 2: HPTLC chromatogram of standard rutin. Calibration Curves The relationship between the concentration and peak response was linear within the range of 1to 6 µg per spot for … WebNov 6, 2024 · The aim of this study was to establish a rapid detection method of rutin in food based on nitrogen-doped carbon quantum dots (N-CDs) as the fluorescent probe. N-CDs were prepared via a single-step hydrothermal process using citric acid as the carbon source and thiourea as the nitrogen source. The optical properties of N-CDs were …
WebRutin is also found in lime tree flowers, elder flowers, hawthorn, rue, St. John's Wort, Ginkgo, apples, and other fruits and vegetables. Rutin might have antioxidant and anti … Webstandard to both calibration standards and test samples and basing the regression on the ratio of the analyte response to that of the internal standard. The use of an internal standard corrects for small variations in the operating conditions. Ideally the standards should be independent, i.e., they should not be prepared from a common stock ...
Web8 rows · Purchase Rutin Reference Standard, 100 mg, USP-1606503, CAS 250249-75-3. Specified for use in official USP-NF dietary supplement tests and assays. Order direct for … WebFor most protein assays, the standard curve is steepest (i.e., has the greatest positive slope) in the bottom half of the assay range.
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WebThe concentration of total flavonoid content was expressed in terms of (RE) rutin equivalent (the standard curve equation: y = 0.175×-0.029, R2 = 0.994). 4. Clinical Phytoscience. Total tannin content in bark, leaf, fruit pulp and seed extracts were expressed in terms of (TAE) tannic acid equivalent (the standard curve equation: y = 0. ... half hearted we three meaningWebOct 5, 2024 · In the present work, a 5 mM benzoic acid certified standard was used to calibrate the ERETIC2 signal. The spectroscopic purity was also calculated through a calibration curve with rutin as an external standard. bunbury aged careWebStandard Curve of Rutin Twenty milligram of rutin standard sample is precisely weighed and in the solution with 40% ethyl dissolved alcohol. Then, the solution was transferred to the volumetric flask of 100 mL prior to metered volume and shak-ing up. In this way, a solution with mass concentration of 0.2 mg rutin per milliliter is obtained. bunbury agencyWebJun 1, 2024 · Rutin is a glycoside of the flavonoid quercetin that has been reported to have a beneficial role in controlling various diseases such as hypertension, arteriosclerosis, diabetes, and obesity. half hearted synonymWebRutin trihydrate analytical standard Synonym (s): Quercetin-3-rutinoside trihydrate, Vitamin P trihydrate Empirical Formula (Hill Notation): C27H30O16 · 3H2O CAS Number: 250249-75 … half-hearted run leads to danceWebAug 11, 2024 · Rutin is a plant pigment, or bioflavonoid, found naturally in common foods like apple peels, black tea, asparagus, buckwheat, onions, green tea, figs, and most citrus … half-hearted synonymsWebFor total flavonoid determination, quercetin was used to make the standard calibration curve. Stock quercetin solution was prepared by dissolving 5.0 mg quercetin in 1.0 mL methanol, then the standard solutions of quercetin were prepared by serial dilutions using methanol (5–200 μ g/mL). half heart hand sign