Phthalic Anhydride (P.A)
| Test | Test Method | Result |
|---|---|---|
| Cristalization point ºC | ASTM D – 1439 | 130.9 |
| Color of the molten matrial, APHA (MAX.) | ASTM D – 3366 | 20 |
| Color of the molten matrial after heat treatment, APHA (MAX.) | ASTM D – 3366 | 50 |
| Free acidity as phthal acid, percent by mass (MAX.) | IS 5158 A – 4 | < = 0.10 |
| Maleic anhydride % W / W | GC | < = 0.05 |
| Other impurities (as benzoic and phthalide) percent by mass (MAX.) | GC | < = 0.1 |
| Apearance | Visual | White Flakes |
| Phthalic anhydride % W / W | GC | 99.8 |
Dioctyl Phthalate (D.O.P)
| Test | Test Method | Result |
|---|---|---|
| Apearance | = | Clear |
| Apha Color | D – 1045 | 20 max |
| Refractive index (25ºC) | D – 1218 | 1.484 |
| Specific Gravity (15.5ºC) | D – 4052 | 0.985 |
| Water Content | D – 1533 | 0.1 max |
| Acidity (KOH mg/g) | D – 664 | 0.07 max |
| Ester Value | D – 1045 | 285 |
