| |
(2,6
di-tertiary-butyl-p-cresol (BHT))
CHARACTERISTICS:
Westco BHT is a versatile
antioxidant that acts as a stabilizer and processing
aid in natural and synthetic elastomers,
polymeric materials, subject to oxidation, packaging
materials, waxes, insecticides, synthetic
lubricants, paints, etc. Westco
BHT meets FDA specifications as an addition to a
variety of food products, packaging, and other
materials coming in contact
with food products.
It retards oxidation in animal,
vegetable and mineral oils, fats, greases and
products containing these materials.
STORAGE STABILITY
WESTCO BHT is stable over long periods of time when
stored under normal (below 77o), dry
conditions, unopened, in the original container.
In prolonged storage the material may yellow
slightly. Activity of the product is
unaffected.
SPECIFICATIONS:
| -
Appearance
White to Colorless Crystals or Powder |
|
|
-
Melt Point |
*69.0
ºC min |
|
|
| -
Assay |
*99.0% min. |
|
|
| -
Residue on ignition (Ash content) |
*0.01% max. |
|
|
| -
Moisture |
*0.1% Max |
|
|
| -
Free Phenol |
*0.02% max. |
|
|
|
-
Sulfate (as SO4) |
0.002% max. |
|
|
|
- Heavy Metal |
40 ppm
max. |
|
|
|
- Arsenic |
1 ppm max. |
|
|
|
- Specific Gravity |
1.03 |
|
|
|
* Actual data will be reported on Certificate of
Analysis |
|
|
