| PARAMETERS | UNIT | AS-19C | AS-20C | AS-21C | AS-21CF | AS-20HF | AS-22CJ | AS-25H | AS16WOI | |
| 1 | ** Intrinsic Viscosity | dl/g | 0.76+/- 0.02 | 0.8+/- 0.02 | 0.84+/- 0.02 | 0.84+/- 0.02 (ASTM D4603) | 0.78+/- 0.02 (ASTM D4603) | 0.89+/- 0.02 | 1+/- 0.02 | 0.623+/- 0.01 |
| 2 | Carboxyl end group | meq/kg | 30 Max. | 30 Max. | 30 Max. | 35 Max. | 30 Max. | 30 Max. | 30 Max. | 35 Max. |
| 3 | Acetaldehyde content | PPM | <1.0 | <1.0 | <1.0 | <1.0 | <1.0 | <1.0 | <1.0 | Not applicable |
| 4 | Crystallinity | % | >50 | >50 | >50 | >50 | >50 | >50 | >50 | Not applicable |
| 5 | Dust content | PPM | 100 Max. | 100 Max. | 100 Max. | 100 Max. | 100 Max. | 100 Max. | 100 Max. | 100 Max. |
| 6 | Moisture | PPM | 2500 Max. | 2500 Max. | 2500 Max. | 2500 Max. | 2500 Max. | 2500 Max. | 2500 Max. | 2500 Max. |
| 7 | Weight per 100 chips | gm | <1.7 | <1.7 | <1.7 | <1.7 | <1.7 | <1.7 | <1.7 | 3.1+/-0.1 |
| 8 | Melting point | °C | 248 +/- 2 | 248 +/- 2 | 248 +/- 2 | 248 +/- 2 | 253 +/- 2 | 243 +/- 2 | 253 +/- 2 | 256 +/- 2 |
| 9 | L Color (Ground sample) | H | >90 | >90 | >90 | ***82 +/- 2 | >90 | >90 | >90 | **** >75 |
| 10 | B Color (Ground sample) | H | -0.5 to 1.20 | -0.5 to 1.20 | -0.5 to 1.20 | *** -0.5 to 1.00 | -0.5 to 1.20 | -0.5 to 1.20 | 3 +/- 1.5 | **** -2.5 +/- 0.5 |
Note : **by Phenol + Dichloro Benzene (60:40 w/w) measured at 25°C
*** Measured as such in CIE unit
**** Measured as such after crystallizing for 1 hr at 150°C