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Ferric Reducing Antioxidant Power (FRAP) Assay Kit (Colorimetric)

产品编号:4071580
规格:sufficient for 200 colorimetric tests
包装规格:1 KIT
产品类别:进口试剂
品牌:Sigma-Aldrich
优惠价:立即咨询
产品价格
产品编号包装单位单价(元)国内现货国外库存询价单
40715801 KIT4720
产品性质
usage【用途】
sufficient for 200 colorimetric tests
Detection Method
colorimetric
suitability【适用性】
Suitable for the measurement of antioxidant capacity in fruits, vegetables, beverages (like tea and wine), food products, plant extracts, herbal products, serum and plasma.
基本信息
General description【一般描述】
Antioxidants are molecules which act as reducing agents by donating electrons to free radicals to stabilize them and minimize the damage caused by free radicals to DNA, cells and organ systems. Antioxidants include substances such as polyphenols; flavonoids; vitamins and enzymes like glutathione peroxidase and superoxide dismutase. They are known to have beneficial health effects such as lowering the risk of cancer, heart disease and neurodegenerative disorders and are abundantly found in plants, fruits, vegetables, beverages and natural products.
Features and Benefits【特点和优势】
Compatible with high-throughput handling systems.
Principle【原理】
Ferric reducing antioxidant power (FRAP) assay is a widely used method that uses antioxidants as reductants in a redox-linked colorimetric reaction, wherein Fe3+ is reduced to Fe2+. Ferric (Fe3+) to ferrous (Fe2+) ion reduction at low pH causes formation of a colored ferrous-probe complex from a colorless ferric-probe complex. The assay is high-throughput adaptable and can detect antioxidant capacities as low as 0.2 mM Fe2+ equivalents.
安全信息
Pictograms【象形图】
GHS05
Signal word【警示用语:】
Warning
Hazard Statements
H290
Precautionary Statements
P234 - P390
Hazard Classifications【危险分类】
Met. Corr. 1
Storage Class Code【储存分类代码】
8A - Combustible, corrosive hazardous materials
WGK
WGK 2
Flash Point(F)【闪点(F)】
188.6 °F
Flash Point(C)【闪点(C)】
87 ℃
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