Name: Tert-Butylhydroquinone (TBHQ) E319
Brand: BAKECHEM INTERNATIONAL LIMITED.

Tert-Butylhydroquinone (TBHQ) E319 E Number: E319 | CAS No.: 1948-33-0 Supplier

Tert-Butylhydroquinone (TBHQ) E319,CAS No.: 1948-33-0, is a highly effective preservative for unsaturated vegetable oils and many edible animal fats. It does not cause discoloration even in the presence of iron, and does not change flavor or odor of the material to which it is added. It can be combined with other preservatives such as butylated hydroxyanisole (BHA). As food additive, its E number is E319, where it is used as a preservative. It is added to a wide range of foods, with highest limit (1000 mg/kg) permitted for frozen fish and fish products. Its primary advantage is enhancing storage life.

Specification of Tert-Butylhydroquinone (TBHQ) Food Additive Preservative E319

Item	Specification
Color	White or yellowish-white
Odor	Characteristic odor
Appearance	Crystalline powder
Solubility	It is soluble in alcohol and in ether, and it is practically insoluble in water
Identification	Positive
Assay (%)	NLT 99.0% of TBHQ
Tert-Butyl-p-Benzoquinone (%)	NMT 0.2
2,5-Di-Tert-Butylhydroquinone (%)	NMT 0.2
Hydroquinone (%)	NMT 0.1
Toluene (%)	NMT 0.0025
Melting Range (°)	126.5~ 128.5
Lead(mg/kg)	NMT 2
UV-Absorbance (Polynuclear Hydrocarbons)	Complies with FCC

PACKING: 25KG NET / FIBER DRUM

STORAGE AND TRANSPORT: IN DRY AND COOL NORMAL TEMPERATURE

SHELF LIFE: 2 YEARS

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