WESTCO™ BHT Technical Grade Butylated Hydroxytoluene (“NON-STAINING” ANTIOXIDANT) CAS# 128-37-0

WESTCO BHT Technical Grade is a versatile antioxidant that acts as a stabilizer and processing aid in natural and synthetic elastomers, polymeric materials subject to oxidation, packaging materials, waxes, insecticides, synthetic lubricants, paints, etc. It retards oxidation in animal, vegetable and mineral oils, fats, greases and products containing these materials. BHT Technical Grade is not suitable for food, cosmetics, or pharmaceutical applications.

Packaging: 25 Kg net Bag

Storage Stability: WESTCO BHT Technical Grade is stable over long periods of time when stored under normal (below 77o), dry conditions, unopened, in the original container.  In prolonged storage the material may yellow slightly.  Activity of the product is unaffected.


Appearance: White to colorless crystalline powder or beads
*Melt Point

69.0°C Min.

*Color, APHA

50 Max.


99.0% Min.

*Residue on ignition (Ash content)

0.005% Max.


0.1% Max.

*Free Phenol

0.02% Max.

Sulfate (as SO4)

0.002% Max.

Heavy Metal (as Pb)

10 ppm Max.


1 ppm Max.

Specific Gravity


*Actual tech data / technical data values reported on Certificate of Analysis

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      • Western Reserve Chemicals
      • 60 S. Seiberling Street
      • Akron, OH 44305

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