Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Eastman Acetic Acid Acetic Anhydride 40/60 Mixture

Eastman Acetic Acid/Acetic Anhydride 40/60 Mixture is a precision-blended reagent-grade solution from Eastman’s specialty chemicals portfolio—designed for controlled acetylation in pharmaceuticals and cellulose acetate production. This consistent 40% acetic acid / 60% acetic anhydride formulation ensures reliable reactivity, low water content, and high purity per ASTM D1632 standards.
  • eastman acetic acid acetic anhydride 40 60 mixture_a44f84f2
  • eastman acetic acid acetic anhydride 40 60 mixture_a44f84f2

Features Of Eastman Acetic Acid Acetic Anhydride 40/60 Mixture

  1. Precisely formulated 40% acetic acid / 60% acetic anhydride ratio for consistent reactivity in acetylation processes.

  2. High-purity Eastman-grade components ensure minimal impurities and reduced side reactions in sensitive syntheses.

  3. Optimized viscosity and miscibility facilitate efficient handling, metering, and homogeneous mixing in continuous industrial operations.

  4. Stabilized formulation minimizes decomposition during storage, enhancing shelf life and process reliability.

  5. Manufactured under strict ISO 9001-certified quality control with full traceability and batch-specific documentation.

Typical Applications Of Eastman Acetic Acid Acetic Anhydride 40/60 Mixture

  1. Cellulose acetate production for filtration membranes, textiles, and LCD film substrates.

  2. Pharmaceutical intermediate synthesis, including aspirin (acetylsalicylic acid) and other acetylated active pharmaceutical ingredients (APIs).

  3. Production of peracetic acid via controlled reaction with hydrogen peroxide for disinfection and bleaching applications.

  4. Acetylation catalyst system in fine chemical manufacturing, such as dyes, fragrances, and specialty esters.

Specifications Of Eastman Acetic Acid Acetic Anhydride 40/60 Mixture

Chemical TypeBinary mixture of acetic acid and acetic anhydride
Product FormLiquid
AppearanceClear, colorless liquid with pungent vinegar-like odor
Acetic Acid Content (w/w)Approximately 40%
Acetic Anhydride Content (w/w)Approximately 60%
Primary ApplicationsCellulose esterification, pharmaceutical acetylation, peracid generation
Key FeaturesControlled reactivity, high batch-to-batch consistency, low water content
Storage RequirementsStore in tightly sealed containers under dry, ventilated conditions at 15–25°C


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