Grapes Polyphenols

We'll make every effort and hard work being outstanding and excellent, and speed up our techniques for standing during the rank of global top-grade and high-tech enterprises for Grapes Polyphenols, The Most Powerful Antioxidant, Pharmaceutical Raw Materials, Most Powerful Antioxidant, If you are interested in any of our products, please feel free to contact us for more details. We hope to cooperate with more friends from all over the world. abide by the contract", conforms on the market requirement, joins within the market competition by its superior quality likewise as provides far more comprehensive and great company for shoppers to let them develop into huge winner. The pursue on the corporation, is definitely the clients' gratification for Grapes Polyphenols, We now have been making our goods for more than 20 years . Mainly do wholesale , so we've the most competitive price , but highest quality. For the past years , we got very good feedbacks , not only because we offer good solutions , but also because of our good after-sale service . We are here waiting for yourself for your inquiry.


  • China Wholesale Green Tea Extract BenefitsPropyl Gallate Uses Factories - Methyl Gallate (Electronic Grade) – Sanjiang

    China Wholesale Green Tea Extract BenefitsPropyl Gallate Uses Factories - Methyl Gallate (Electronic Grade) – Sanjiang

    Product name: Methyl gallate(Electronic grade) Methyl gallate is a phenolic compound. It is the methyl ester of gallic acid. CAS NO: 99-24-1 Alias: Methyl 3,4,5-trihydroxybenzoate; methyl 3,4,5-trihydroxy benzoate Molecular formula: C8H8O5 Molecular weight:  184.1461 English name: Methyl gallate Density: 1.501g/cm3 Alias: Methyl gallate Flash point: 190.8℃ Melting point: 201-203°C Boiling point: 450.1℃ at 760mmHg Packing: 25kg cardboard bucket Properties Monoclinic prismatic crystal (met...
  • OEM Gallic Acid Food Grade Manufacturers - Propyl Gallate(Pharmaceutical Grade) – Sanjiang

    OEM Gallic Acid Food Grade Manufacturers - Propyl Gallate(Pharmaceutical Grade) – Sanjiang

    Product name: Propyl Gallate(Pharmaceutical grade) is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation Appearance:White crystalline powder Chemical name: Propyl 3,4,5-trihydroxybenzoate Molecular formula: C10H12O5 Molecular weight: 212.2 Melting point:146-149 ℃ CAS Number:121-79-9 Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl...
  • China Wholesale Gallic Acid Uses Manufacturers - Pyrogallol – Sanjiang

    China Wholesale Gallic Acid Uses Manufacturers - Pyrogallol – Sanjiang

    Introduction: Pyrogallol is a chemical reagent and chemical raw material with multiple uses. It is produced in the manner it was first prepared by Scheele (1786): heating gallic acid. Presently gallic acid is obtained from tannin. Heating induces decarboxylation 。It is widely used in pharmaceutical synthesis, dyes, foods, pesticides and electronic products Appearance:White crystalline powder Chemical name: Benzene-1,2,3-triol Other names:1,2,3-Trihydroxybenzene,Pyrogallic acid Molecular f...
  • China Wholesale Propyl Gallate Antioxidant Factory - Methyl Gallate – Sanjiang

    China Wholesale Propyl Gallate Antioxidant Factory - Methyl Gallate – Sanjiang

    Product name: Methyl gallate Methyl gallate is a phenolic compound. It is the methyl ester of gallic acid. CAS NO: 99-24-1 Alias: Methyl 3,4,5-trihydroxybenzoate; methyl 3,4,5-trihydroxy benzoate Molecular formula: C8H8O5 Molecular weight: 184.1461 English name: Methyl gallate EINECS: 202-741-7 Density: 1.501g/cm3 Alias: Methyl gallate Flash point: 190.8℃ Melting point: 201-204°C Boiling point: 450.1℃at 760mmHg Packing: 25kg cardboard bucket Property Description Monoclinic prismatic crys...
  • OEM 90% Tannic Acid Factories - Propyl Gallate(Feed Grade) – Sanjiang

    OEM 90% Tannic Acid Factories - Propyl Gallate(Feed Grade) – Sanjiang

    Product name: Propyl Gallate(Feed grade) is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation Appearance:White crystalline powder Chemical name: Propyl 3,4,5-trihydroxybenzoate Molecular formula: C10H12O5 Molecular weight: 212.21 Melting point:146-149  ℃ CAS Number:121-79-9 Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl 3,4,5-t...
  • China Wholesale Gallate Factories - Propyl Gallate(Feed Grade) – Sanjiang

    China Wholesale Gallate Factories - Propyl Gallate(Feed Grade) – Sanjiang

    Product name: Propyl Gallate(Feed grade) is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation Appearance:White crystalline powder Chemical name: Propyl 3,4,5-trihydroxybenzoate Molecular formula: C10H12O5 Molecular weight: 212.21 Melting point:146-149  ℃ CAS Number:121-79-9 Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl 3,4,5-t...
  • OEM Top Antioxidant Foods Manufacturers - High purity Gallic acid – Sanjiang

    OEM Top Antioxidant Foods Manufacturers - High purity Gallic acid – Sanjiang

    Product name: High purity Gallic acid Chemical name: 3,4,5-Trihydroxybenzoic acid Structural formula: C7H8O6 / 170.12 g/mol CAS: 149-91-7 5995-86-8 (monohydrate) Quality index: The product complies with European standards (level one), Japanese national JIS standards (level one), US Pharmacopoeia 27th edition, and top quality products. Uses/methods of use: This product is widely used in pharmaceutical, dye, chemical and organic synthesis industries, and also for the analysis of rare metals . S...
  • China Wholesale Raw Materials In Pharmaceutical Industry Ppt Factory - Pyrogallol – Sanjiang

    China Wholesale Raw Materials In Pharmaceutical Industry Ppt Factory - Pyrogallol – Sanjiang

    Introduction: Pyrogallol is a chemical reagent and chemical raw material with multiple uses. It is produced in the manner it was first prepared by Scheele (1786): heating gallic acid. Presently gallic acid is obtained from tannin. Heating induces decarboxylation 。It is widely used in pharmaceutical synthesis, dyes, foods, pesticides and electronic products Appearance:White crystalline powder Chemical name: Benzene-1,2,3-triol Other names:1,2,3-Trihydroxybenzene,Pyrogallic acid Molecular f...
  • China Wholesale Gpx Antioxidant Factory - Propyl Gallate(Pharmaceutical Grade) – Sanjiang

    China Wholesale Gpx Antioxidant Factory - Propyl Gallate(Pharmaceutical Grade) – Sanjiang

    Product name: Propyl Gallate(Pharmaceutical grade) is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation Appearance:White crystalline powder Chemical name: Propyl 3,4,5-trihydroxybenzoate Molecular formula: C10H12O5 Molecular weight: 212.2 Melting point:146-149 ℃ CAS Number:121-79-9 Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl...
  • China Wholesale Foods With Most Antioxidants Manufacturers - High purity Gallic acid – Sanjiang

    China Wholesale Foods With Most Antioxidants Manufacturers - High purity Gallic acid – Sanjiang

    Product name: High purity Gallic acid Chemical name: 3,4,5-Trihydroxybenzoic acid Structural formula: C7H8O6 / 170.12 g/mol CAS: 149-91-7 5995-86-8 (monohydrate) Quality index: The product complies with European standards (level one), Japanese national JIS standards (level one), US Pharmacopoeia 27th edition, and top quality products. Uses/methods of use: This product is widely used in pharmaceutical, dye, chemical and organic synthesis industries, and also for the analysis of rare metals . S...
  • China Wholesale Green Tea Extract Catechins Manufacturers - Gallic Acid(Pharmaceutical Grade) – Sanjiang

    China Wholesale Green Tea Extract Catechins Manufacturers - Gallic Acid(Pharmaceutical Grade) – Sanjiang

    Product name: Gallic acid(Pharmaceutical grade) Chemical name: 3,4,5-Trihydroxybenzoic acid Structural formula: C7H8O6 / 170.12 g/mol CAS: 149-91-7 5995-86-8 (monohydrate) Properties: This product is white or white crystalline powder, soluble in 85 parts of water, 6 parts of ethanol, 2 parts of boiling water, and slightly soluble in ether. Quality index: The product complies with European standards (level one), Japanese national JIS standards (level one), US Pharmacopoeia 27th edition, and ...
  • OEM Raw Materials For Medicines Manufacturers - Tannic Acid – Sanjiang

    OEM Raw Materials For Medicines Manufacturers - Tannic Acid – Sanjiang

    Properties: Light yellow or light brown amorphous powder,, oxidized and darkening when exposed to air. Soluble in water, ethanol, acetone, and ethyl acetate.tannic acid is a specific form of tannin, a type of polyphenol. Its weak acidity (pKa around 6) is due to the numerous phenol groups in the structure. The chemical formula for commercial tannic acid is often given as C76H52O46, which corresponds with decagalloyl glucose, but in fact it is a mixture of polygalloyl glucoses or polygalloyl q...