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Eastman MTBHQ Dry

Secondary inhibitor (co-inhibitor) and antioxidant for nonfood fats and oils.


55lb Bag



Product Overview

Eastman™ MTBHQ (mono t-butyl hydroquinone)  is commonly used as a polymerization inhibitor and antioxidant in many industrial applications. Effective in higher temperatures due to its higher solubility and potency compared to unsubstituted hydroquinone.

Product Specifications

Appearance: Light tan solid
Flash point: 171°C (340°F)
Boiling point: 295°C (563°F)
Melting point: 125°C (257°F)
Specific gravity 20°C/20°C: 1.05
Molecular weight: 166.22
CAS: 1948-33-0

Features & Benefits

Very effective polymerization inhibitor
Good performing antioxidant in unstable organic liquids
Excellent performance as a heat and stabilizer for pressure-sensitiveness adhesives


Used as a polymerization inhibitor and industrial antioxidant in many applications. 

Related Products

Eastman Hydroquinone and Derivatives

Eastman™ hydroquinone and derivatives are photographic- and industrial-grade reaction inhibitors and stabilizers that react with free radicals in polymerization reactions to form stable compounds in the presence of oxygen. Hydroquinone and its derivatives are practical storage and in-process inhibitors.

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