Tannic Acid

Tannic Acid is a high-quality industrial chemical widely used in coatings, adhesives, inks, resins, plastics, and specialty formulations. It offers reliable performance, chemical stability, and consistent processing characteristics, making it suitable for modern manufacturing and advanced industrial applications.

Technical Specifications
Absorption 50%
Acid Value 300 – 500mg
Volatility Non-volatile
Packing Available 25kg bag
Melting Point 210°C
Appearance White to off-white solid/powder
Odour Odourless
Molecular Weight 1,701.20 g/mol
Boiling Point 200 °C)
Distillation Range –
Freezing Point –
Specific Gravity 1.36g/cm³
Refractive Index 1.56 at 20 °C
Flash Point –
Specific Heat 1.4kJ/kg·K
Autoignition Temp –

Description

Tannic Acid is an organic acid/fatty acid used as a functional intermediate in surfactants, esters, and formulation control to tune performance and processing.

Uses

Corrosion inhibitors, pharmaceuticals

Benefits

Corrosion inhibition, antioxidant protection

Safety, Compliance & Notes

Thermal Conductivity 0.27W/m·K.
Electrical Conductivity 0.00003S/cm
Heat of Formation -2300kJ/mol
Heat of Vaporization –
Structure
CAS Number 1401-55-4
EINECS Number 215-753-2
Storage & Packaging Store cool and dry; protect from moisture; for fatty acids, warm storage may be required to maintain fluidity; use lined drums/bags as applicable. (Applicable to Tannic Acid handling.)
Product Stewardship Apply product stewardship: risk assessment, proper labeling, transport compliance, and customer communication via SDS/COA; avoid environmental release. (For Tannic Acid.)
Note Note: For Tannic Acid, confirm grade, inhibitor content (if any), and purity/spec limits with the supplier COA before formulation.
Notice NOTICE: Information is provided for guidance only and does not replace the manufacturer’s SDS/TDS; user must evaluate suitability for the intended process and comply with regulations. (For Tannic Acid.)

Additional information

Weight

1 kg, 10 kg, 30 kg, 200 kg