China Purified Isophthalic Acid (PIA), Find details about China Isophthalic Acid, Pia from Purified Isophthalic Acid (PIA)
Item | Specification | Results |
Purity (% w/w) | 99.8% min | 99.9 |
Acid number (mg KOH/gm) | 675±2 | 675.01 |
3-CBA (ppm w/w) | 25 max | 0.2 |
m-Toluic acid (ppm w/w) | 150 max | 76 |
Water (pct w/w) | 0.1 max | 0.04 |
B (color) | --- | -0.75 |
Ash (ppm w/w) | 15 max | 3 |
Metals (ppm w/w) | None greater than 1 and in total max 10 | None greater than 0.1 and in total max 2 |