茶黄素 (CAS No.4670-05-7)
- 物化性质
- 棕黄色精细粉末，粒度通过80目。易溶于水，溶于乙醇，微溶于乙醚。具有抗氧化活性，在光照和高温条件下不稳定，需避光、阴凉、干燥处密封保存。
- 外观
- 棕黄色粉末，无结块
- 包装
- 内用双层塑料袋，外用铝箔袋；1kg/袋，10kg/箱，25kg/桶
English description（英文原文，共 1215 字符）
Product Name:Theaflavins
English Name:Theaflavins
CAS No.:4670-05-7
Aliases:Black Tea Pigment, Instant Black Tea Powder
Molecular Formula:C29H24O12
Physical Properties:Brownish-yellow fine powder, particle size passing 80 mesh. Freely soluble in water, soluble in ethanol, slightly soluble in diethyl ether. Possesses antioxidant activity; unstable under light and high temperature conditions; should be stored sealed in a cool, dry, dark place.
Uses:Theaflavins are natural polyphenolic oxidation products formed during black tea fermentation, serving as an important quality indicator of black tea infusion color and taste. They are mainly used as natural food antioxidants and colorants, and also exhibit bioactive properties such as free radical scavenging and auxiliary blood lipid reduction, widely applied in functional foods and nutraceuticals.
Technical Specifications:
Purity: 20% (determined by UV or HPLC)
Appearance: brownish-yellow powder, free of caking
Particle size: 100% passing through 80 mesh
Packaging: double-layer plastic bag inside, aluminum foil bag outside; 1 kg/bag, 10 kg/carton, 25 kg/drum
Shelf life: 24 months, stored in a cool, dry, dark place away from high temperatures
English Name:Theaflavins
CAS No.:4670-05-7
Aliases:Black Tea Pigment, Instant Black Tea Powder
Molecular Formula:C29H24O12
Physical Properties:Brownish-yellow fine powder, particle size passing 80 mesh. Freely soluble in water, soluble in ethanol, slightly soluble in diethyl ether. Possesses antioxidant activity; unstable under light and high temperature conditions; should be stored sealed in a cool, dry, dark place.
Uses:Theaflavins are natural polyphenolic oxidation products formed during black tea fermentation, serving as an important quality indicator of black tea infusion color and taste. They are mainly used as natural food antioxidants and colorants, and also exhibit bioactive properties such as free radical scavenging and auxiliary blood lipid reduction, widely applied in functional foods and nutraceuticals.
Technical Specifications:
Purity: 20% (determined by UV or HPLC)
Appearance: brownish-yellow powder, free of caking
Particle size: 100% passing through 80 mesh
Packaging: double-layer plastic bag inside, aluminum foil bag outside; 1 kg/bag, 10 kg/carton, 25 kg/drum
Shelf life: 24 months, stored in a cool, dry, dark place away from high temperatures
共 1 家生产厂家、批发商，
1 条供应报价
供应报价
常见问题
- 茶黄素的 CAS 号是多少？
- 茶黄素的 CAS 号是 4670-05-7。
- 茶黄素的分子式和分子量是什么？
- 茶黄素的分子式为 C29H24O12。
- 茶黄素的英文名称是什么？
- 茶黄素的英文名称为 Theaflavins。
- 茶黄素还有哪些别名？
- 茶黄素又称 茶色素、速溶红茶粉。
- 茶黄素有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条茶黄素供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 茶黄素的供应商主要分布在哪些地区？
- 茶黄素的供应商主要分布在 上海市（1 条） 等地。
- 茶黄素有哪些级别可选？
- 平台上茶黄素的供应级别包括 工业级。
- 茶黄素的报价单位是什么？
- 茶黄素的报价单位主要有 千克。
- 哪里可以查到茶黄素的价格？
- 掌上化工茶黄素产品页汇总了各供应商的最新报价与规格，地址：/chemicals/4670-05-7/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
以上信息由平台根据收录的产品数据自动生成，数据更新时间 。 价格与库存由供应商自行发布，实际交易请以询价结果为准。
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