Tertiary Butylhydroquinone(TBHQ)

TERT-BUTYLHYDROQUINONE is a white to light tan crystalline powder or a fine beige powder .TBHQ is a phenolic antioxidant, frequently used as a food preservative.

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HS Code: 2907

C.A.S number: 1948-33-0

Haz class:  H302-H315-H319-H335

UN number:  UN1823

Technical Specifications

PARAMETERS SPECIFICATIONS
Appearance
White Crystalline Powder
Chemical Characteristic
Having Characteristic Odour. It is Soluble in Alcohol and Practically Insoluble in Water.
Purity
99.00% Min.
Melting Point
126.5°C to 128.5°C
Tert. Butyl-p-Benzo Quinone % by mass.
0.20% Max.
2,5- Di-tert.butyl Hydroquinone % by mass
0.20% Max.
Arsenic (as As)
3 ppm Max.
Hydroquinone, % by mass
0.10% Max.
Toluene
0.0025% Max.
Heavy Metals (as Pb)
02 ppm Max.
U.V. Absorbance (Polyunclear Hydrocarbon)
Passes Test