Product Information
Chemical Name 2-tert-butylbenzene-1,4-diol
Alias TBHQ, Tertiary Butyl Hydroquinone
CAS No. 1948-33-0Molecular Formula C₁₀H₁₄O₂
Molecular Weight 166.22
Chemical Type Phenolic antioxidantChemphysical Properties
Appearance White to pale yellow crystalline powder
Melting point 126.5 ~ 128.5 ℃
Solubility Soluble in ethanol, ether, vegetable oil; almost insoluble in water
Odor Slight characteristic odor
Quality Specification (Food Grade)
| Test Item | Standard |
|---|---|
| Purity (HPLC) | ≥99.0% |
| Melting Range | 126.5–128.5℃ |
| Water | ≤0.1% |
| Arsenic | ≤3 mg/kg |
| Heavy metals (Pb) | ≤2 mg/kg |
| Resorcinol | Pass test |
Application & Use
TBHQ is food-grade antioxidant, applied in vegetable oil, animal fat, fried food, nut, bakery and snack food. It can effectively delay lipid oxidation and extend shelf life. Also used as stabilizer for polymer, cosmetic and industrial oil systems.
Packing Delivery & Storage
Packing: 25kg/carton or fiber drum with inner PE bag.
Storage: Keep tightly sealed, store in cool, dry, dark and ventilated warehouse, avoid high temperature and direct sunlight.
Shelf life: 12 months under proper storage.
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