Chemical name |
Two Butylated Hydroxytoluene |
English name |
Butylated hydroxytoluene |
English abbreviation |
BHT |
Chinese alias |
2,6-Di-tert-butyl p-cresol |
Physical Properties
Appearance is white crystal or crystalline powder, almost odorless, soluble in benzene, toluene, Methanol, ethanol, acetone, carbon tetrachloride, insoluble in water and 10% sodium hydroxide solution. The specific gravity is 1.048 (20°C).
Molecular formula |
C15H24O |
Molecular Weight |
220.34 |
effective content |
≥99.8% |
melting point |
69.2~71.0℃ |
Melting color (APHA) |
≤50 |
Ash |
≤0.002% |
Flash point (in a closed cup) |
245℉ |
Heavy metals (calculated in Pb ) |
≤10ppm |
Arsenic salt (in the form ofAs total) |
≤3ppm |
Application
①Polymer material: poly Antioxidant for ethylene, polyvinyl chloride, polyvinyl ether, etc.
②Rubber industry: anti-aging agents for natural rubber, butadiene rubber, styrene-butadiene rubber, etc.
③Oil product additives: anti-adhesive agent and stabilizer for industrial oil (turbine oil, hydraulic oil, heat transfer oil, etc.), fuel oil (gasoline, diesel oil, etc.)
④Others: coatings, inks, antioxidants in the production and synthesis of polyurethane
Storage : Shady, dry, below 50°C
Reference dosage : The general dosage is 0.01%-0.3%
Shelf life : The shelf life is 24 months from the date of production
Packaging Specifications : 25kg/pack