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tannic acid(industrial grade)

  post date: dec 01,2021
  expiry date: may 30,2022
  detailed description: cas no. :1401-55-4
quantity: 500metric tons
specs:tannic acid

appearance: off-white powder
quality: conform to national standard gb5308-85
content: not less than 81%
loss on weight: not more than 9.0%
color: not more than 2.0

  cas registry number:

1401-55-4

  synonyms: ;chinese tannin;gallotannic acid;gallotannin;galloylglucose;glycerite;penta nm digalloyl glucose;quebracho;tannins;1,3,6-tris-o-(3,4,5-trihydroxybenzoyl)hexopyranose;1,2,3,4,6-pentakis-o-[(3,4-dihydroxy-5-{[(3,4,5-trihydroxyphenyl)carbonyl]oxy}phenyl)carbonyl]hexopyranose;
  molecular formula: c76h52o46
  molecular weight: 1701.1985
  molecular structure: 1401-55-4 tannic acid

  safety description: s24/25:;

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