Phthalic Anhydride
2-benzofuran-1,3-dione, Isobenzofuran-1,3-dione, 1,3-Isobenzofurandione, 2-Benzofuran-1,3-dione, 1,3-Dioxophthalan, 1,3-Phthalandione, o-Phthalic acid anhydride, Phthalsaeureanhydrid, Phthalic acid anhydride, Phthalandione
How to detect Phthalic Anhydride
Formula: C8H4O3 | CAS: 85-44-9
Synonyms: 2-benzofuran-1,3-dione, Isobenzofuran-1,3-dione, 1,3-Isobenzofurandione, 2-Benzofuran-1,3-dione, 1,3-Dioxophthalan, 1,3-Phthalandione, o-Phthalic acid anhydride, Phthalsaeureanhydrid, Phthalic acid anhydride, Phthalandione
Specification
Specification | Value/Information |
---|---|
Formula | C8H4O3 |
CAS no. | 85-44-9 |
Gas Response Factor, 11.7 eV | NA |
Gas Response Factor, 10.6 eV | 5 |
Gas Response Factor, 10.0 eV | NA |
ppm per mg/m⁻³, (20 °C, 1 bar) | 0.162 |
Molecular Weight, g/mole | 148.1 |
Melting point, °C | 131 |
Boiling point, °C | 285 |
Specification | Value/Information |
---|---|
Flash point, °C | 152 |
Upper Explosive Limit, % | 10.5 |
Lower Explosive Limit, % | 1.7 |
Density, g.cm⁻³ | 1.53 |
Ionisation Energy, eV | 10.2 |
EH40 TWA, mg.m⁻³ | 4 |
EH40 STEL, mg.m⁻³ | 12 |
NIOSH TWA REL, ppm | 1 |
NIOSH TWA REL, mg.m⁻³ | 6 |