BHT

Food Grade · Industrial Grade Antioxidant — Bulk supply across India & International Markets

What is BHT?

BHT (Butylated Hydroxytoluene) is a synthetic, fat-soluble antioxidant widely used to prevent oxidation in both food and industrial applications. It is a white to pale yellow crystalline solid that is highly effective at protecting fats, oils, and various organic materials from oxidative degradation caused by exposure to oxygen, light, and heat over time.

Polychem Industries supplies BHT in food grade and industrial grade to edible oil refiners, packaged food manufacturers, plastics and rubber companies, and cosmetic formulators across India and internationally. Its dual role as both a food preservative and an industrial antioxidant makes it one of the most versatile stabilising agents in commercial use.

Available Grades

GradeFormPurityStandardApplications
Food GradeWhite to pale yellow crystalline flakes99%+ (Food Grade)FSSAI / FCC / E321Edible oils, packaged foods, packaging materials, cosmetics, rubber
Industrial GradeWhite to pale yellow flakes99%IndustrialPlastics, rubber, petroleum products, cosmetics

Applications & Uses

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Edible Oils & Fats

Used as a food antioxidant to prevent rancidity in vegetable oils, animal fats, and fat-containing food products, often used alongside or as an alternative to TBHQ depending on the specific application and regulatory requirements.

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Food Packaging Materials

Incorporated into food packaging films and materials, particularly those in contact with fatty or oily foods, to prevent the packaging material itself from degrading and to provide an additional barrier against oxidation of the packaged food.

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Packaged & Processed Foods

Added directly to packaged snack foods, cereals, and processed foods containing fats to extend shelf life and maintain product freshness, flavour, and nutritional quality.

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Cosmetics & Personal Care

Used as an antioxidant stabiliser in cosmetic formulations including lotions, lipsticks, and other personal care products containing oils and fats, preventing the formulation from developing rancid odours or discoloration.

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Plastics & Rubber Industry

Industrial Grade BHT is used as an antioxidant stabiliser in plastics, rubber, and synthetic polymer manufacturing, preventing oxidative degradation that can cause discoloration, brittleness, or loss of mechanical properties.

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Petroleum Products

Used as an antioxidant additive in petroleum-based products including lubricants, fuels, and jet fuel to prevent gum formation and degradation caused by oxidation during storage and use.

Technical Specifications

BHT — Key Properties

Chemical FormulaC15H24O
CAS Number128-37-0
Molecular Weight220.35 g/mol
AppearanceWhite to pale yellow crystalline powder/flakes
Purity99%+ (Food Grade)
Melting Point69–72°C
Density / Bulk DensityBulk density: 0.4–0.5 g/cm3
pHNot applicable (fat-soluble)
Packaging Available25 kg fibre drums / bags
StorageStore in cool, dry place away from direct light. Keep sealed — sublimes slowly at room temperature. Shelf life 24 months.

Why Source BHT from Polychem Industries?

  • Food Grade (E321) and Industrial Grade available with full documentation
  • Certificate of Analysis available on request
  • Versatile use across food, cosmetics, plastics, and rubber industries
  • Excellent stability and effectiveness at low dosage
  • Reliable bulk supply for food manufacturers and industrial companies
  • Export documentation experience for international shipments

Frequently Asked Questions

What is the difference between BHT and TBHQ?
Both are synthetic phenolic antioxidants used to prevent fat oxidation, but they have different chemical structures and slightly different performance characteristics. TBHQ is generally considered more effective at preventing oxidation in vegetable oils and is more heat-stable, making it preferred for frying applications. BHT has broader application beyond food, including significant use in plastics, rubber, and petroleum products as an industrial antioxidant, which is less common for TBHQ.
Is BHT safe to use in food products?
Yes — BHT is approved as a food additive (E321) by food safety regulatory bodies worldwide including FSSAI, within specified usage limits. It has an extensive history of safe use in the food industry when used according to regulatory guidelines.
Why is BHT used in plastics and rubber manufacturing?
BHT acts as an antioxidant stabiliser that prevents oxidative degradation of polymer chains during processing and over the product's service life. Without antioxidant protection, plastics and rubber products can become brittle, discoloured, or lose mechanical strength due to oxidation triggered by heat, light, and oxygen exposure over time.
Do you export BHT outside India?
Yes. We export to Bangladesh, Sri Lanka, Nepal, Bhutan, and South Africa with full export documentation. Contact us for export pricing and lead times.

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