| Brand | Chemsavers |
|---|---|
| Model | PHANH500G |
| Country/Region of Manufacture | United States |
Check the listing for details. Phthalic Anhydride, 99.7+%, 500g. Condition: New. Listed at 81.95 USD. Phthalic Acid 0.2% max. Sulfuric Acid (Color, APHA) 100 max. Naphthoquinone (Color test) 0.25 ppm max. Test Specification. Heat Color (Stability, APHA) 50 max. Color (APHA) 20 max. Freeze Point 130.9 °C min.