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Description
Tannic acid has anti-bacterial, anti-enzymatic and astringent applications. Used in the dyeing process for cellulose fibers such as cotton. Used in food and medication.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications
Specifications
Melting Point | ∽218°C (decomposition) |
Beilstein | 8186396 |
Solubility Information | Soluble in water,warm glycerol,alcohol and acetone. |
Formula Weight | 1701.23 |
Grade | ACS Reagent |
Quantity | 100 g |
Flash Point | 199°C (390°F) |
Physical Form | Powder |
Sensitivity | Air and light sensitive |
Chemical Name or Material | Tannic Acid |
Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
U09K051 | Certificate of Analysis | 21/08/2024 | 036410.36,036410.22 |
W23G012 | Certificate of Analysis | 13/09/2023 | 036410.36,036410.22 |
Y14I031 | Certificate of Analysis | 29/11/2022 | 036410.36,036410.22 |
S24I029 | Certificate of Analysis | 25/07/2022 | 036410.36,036410.22 |
U31H035 | Certificate of Analysis | 12/04/2022 | 036410.36,036410.22 |
Safety and Handling

- Tannic acid
- Warning
- Serious eye damage/eye irritation Category 2
- H319-Causes serious eye irritation.
- P264-Wash face, hands and anyexposed skin thoroughly after handling.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P337+P313-If eye irritation persists: Get medical advice/attention.
- MIXTURE LIST-Contains : Tannic acid
RUO – Research Use Only
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