Purified/Pure Terephthalic Acid / PTA / TPA 99% 100-21-0
Product name:Terephthalic Acid
Other name:Pure Terephthalic Acid / PTA / TPA
Sample available
Specification
|
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
|
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.