PTA purified Terephthalic acid
PTA is mainly used in the production of polyester products, including polyethylene terphthalate (PET), follows reaction with glycol, reagent for alkali in wool and an additive to poultry feeds.
Specifications:
|
Acidity (Mg of KOH/gm) |
675 ± 2 |
|
Purity |
99% |
|
Moisture (wt %) |
0.2 max |
|
Ashes (ppm) |
7 max |
|
4 Carboxybenzaldehyde (ppm) |
20 max |
|
Color (APHA) |
10 max |
|
Iron (ppm) |
0.5 max |
|
Para Toluic Acid (ppm) |
120 max |
|
Total metals Fe, Mn, Co, Cr, Ni, Mo, Ti (ppm) |
2 max |
|
Δ Y |
10 max |
|
b-Color |
1.5 max |
Apperance: White crystalline powder Properties: A white crystalline powder with a slight acidic odor. Application: PTA is mainly used in the production of polyester products, including polyethylene terphthalate (PET), follows reaction with glycol, reagent for alkali in wool and an additive to poultry feeds.
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