PTA--Purified Terephthalic Acid
Usage
* used in the production of polyester products
* supply free sample and best quality
Specification
| Specifications |
| | Unit | Quantity |
| Acidity | Mg of KOH/gm | 675 ± 2 |
| Moisture | wt % | 0.2 max |
| Ashes | ppm | 7 max |
| 4 Carboxybenzaldehyde | ppm | 20 max |
| Color | APHA (in N-N-Dimethyl From Amide Solution), HU | 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 | | |
Storage
Keep container closed when not in use, Store in a cool, dry, well-ventilated area away from strong oxidizing substances.
