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Highest quality food grade bht butylated hydroxytoluene bht food preservative
Introduction
Antioxidant BHT(2,6-di-tert-butyl-4-methyl phenol), C15H24O, molecular weight 220.36, white crystals or crystalline powder; soluble in benzene,toluene,ethanol,acetone,carbon terachloride,and methanol;insoluble in water and 10% NaOH solution.Mainly used in animal and vegetable oil and fat,and oil-rich food,and for packaging materials for cosmetics and food.
Application
1. BHT is nontoxic,imflammable, is applicable to various lubricating oils, re-processed gasoline, paraffin and other mineral oils, as well as to polyethylene, polystyrene, polypropylene, ABS resin, polyester, cellulose resin and foamed plastic (particularly to white or light-colored product), food-grade plastics, natural rubber, synthetic rubber, animal and plant grease etc.
2. BHT as stablizer for cosmetics and pharmaceuticals; dosage: 0.01%~2%;
3. BHT as antioxidant for industrial oils;dosage:0.1%~1%;
4. BHT as antioxidant in oils food grade;
Specification
Item | Standard | Results |
Appearance | White crystal or crystalline powder | White crystal |
Melting point(Initial Melting Point)/℃ | ≥69.0 | 69.3 |
Moisture w/% | ≤0.05 | 0.047 |
Ignition residue w/% | ≤0.005 | 0.0038 |
Sulfate (as SO4) w/% | ≤0.002 | 0.0015 |
Arsenic(As) (mg/kg) | ≤1 | <1 |
Heavy Metal (as pb) (mg/kg) | ≤5 | 3 |
Free cresol (as Paracresol) w/% | ≤0.02 | 0.011 |