Featured
-
China Wholesale Antioxidant Power Suppliers - 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 HPLC Factories - 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... -
OEM Gallotannic Acid / Tannic Aci 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... -
OEM Gallic Factories - 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 Sources Of Antioxidants Factory - Gallic Acid（Electronic Grade) – Sanjiang
Product name: Gallic acid (Electronic grade) 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 me... -
OEM Most Potent Antioxidant Factories - Propyl Gallate（Food Grade FCC-IV） – Sanjiang
Product name: Propyl Gallate（Food grade FCC-IV） 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. Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl 3,4,5-trihydroxybenzoate; 3,4,5-Trihydroxybenzoic acid propyl ester; Gallic acid propyl ester; nipa 49; nipagallin p; n-propyl ester of 3,4,5-trihydroxybenzoic acid; Progallin P; Teno... -
OEM Powder 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 - 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 Polyphenolic Acid 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 Food Grade 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 Superoxide Dismutase Antioxidant Factory - Propyl Gallate（Food Grade FCC-IV） – Sanjiang
Product name: Propyl Gallate（Food grade FCC-IV） 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. Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl 3,4,5-trihydroxybenzoate; 3,4,5-Trihydroxybenzoic acid propyl ester; Gallic acid propyl ester; nipa 49; nipagallin p; n-propyl ester of 3,4,5-trihydroxybenzoic acid; Progallin P; Teno... -
OEM Antioxidants Factory - 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...
