Tannic acid
(52612564 | 1401-55-4)

CAS: 1401-55-4
Molecular Formula: C76H52O46
Molecular Weight: 1701.20
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Tannic acid Chemical Structure

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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 52612564
Product Name Tannic acid
Categories Aroma Chemicals Biochemicals Flavours and Fragrance Materials
CAS 1401-55-4
Molecular Formula C76H52O46
Molecular Weight 1701.20
Storage Details Ambient
Harmonised Tariff Code 3201909080

Product Specification
Density 0.50 - 0.45
Conclusion Conforms to USP34
Heavy metals ≤20ppm
pH 3.0 - 4.0
Loss on Drying ≤9.0%
Solubility Very soluble in water, freely soluble in acetone and alcohol
Residue on Ignition ≤1.0%
Content ≤81% (Tannic acid content, dry basis)
Colour gardner ≤5
Sulfated ash ≤0.1%
Appearance Amorphous light yellow to brown powder
Lead (Pb) ≤5ppm
Arsenic (As) ≤3ppm
Gallic Acid ≤4.0%
Gums, Dextrin Test No Turbidity
Resins Test No Turbidity

Safety Information
Exclamation Mark
Signal word warning
Hazard statements
  • H319: Causes serious eye irritation

  • H412: Harmful to aquatic life with long lasting effects
Precautionary statements
  • P280: Wear: protective gloves/ clothing & eye protection

  • P301+312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell

  • P302+352: IF ON SKIN: Wash with soap and water

  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

  • P337+313: If eye irritation persists get medical advice/attention