Tannic acid manufacturers

Supply of antiseptic tannin CAS: 1401-55-4 Description: tannic acid manufacturer of tannic acid formula: C76H52O46 Relative molecular weight: 1700 Synonyms: tannic acid, tannin, gallic tannin 2. MW: 1434 ~ 1701.183. Specifications: Complies with the FDA "Food Chemistry standard" version 3 requirements and the US Food Chemicals Codex standards (1981) standard; the US Food and FCC-IV standard. To technical main indicators: Loss on drying: ≤9% tannic acid content: ≥92% Residue on ignition: ≤0.2% Arsenic: ≤3PPM heavy metals: ≤0.004% gum or dextrin experiments: experiments qualified resinous substance: Qualified tannic acid Manufacturers tannic acid trait: yellow to light brown amorphous powder or loose shiny scaly or spongy solid, exposure to air can be black. Odorless, has a strong astringency. At 210 ~ 215 ℃ melt decomposition. A flash point of 187 ℃. Spontaneous point 526.6 ℃. Tannic acid manufacturer of tannic acid Uses: For dyeing, metallurgy, pharmaceutical and other industries. This product is mainly used for germanium distill, manufacture iron tannin ink, metal rust, oil drilling mud processing and pharmaceutical industry raw materials. Non-biological stability clarifying agents, such as proteins for removing beer, sake and other turbid state of suspended matter, resolves beer, and can reduce the acetaldehyde content and extend shelf liquor of loans) increased astringent agents, crude oil deodorizer, co-agent. Preservative