| Customization: | Available |
|---|---|
| CAS No.: | 85-44-9 |
| Formula: | C8h4o3 |
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Lowest price of Phthalic anhydride with powder Plasticizer CAS No 85-44-9
| Phthalic anhydride Basic information | |
| Product Name: | Phthalic anhydride |
| CAS: | 85-44-9 |
| MF: | C8H4O3 |
| MW: | 148.12 |
| EINECS: | 201-607-5 |
| Mol File: | 85-44-9.mol |
| Phthalic anhydride Chemical Properties | |
| Melting point | 131-134 °C(lit.) |
| Boiling point | 284 °C(lit.) |
| density | 1,53 g/cm3 |
| vapor density | 5.1 (vs air) |
| vapor pressure | <0.01 mm Hg ( 20 °C) |
| refractive index | 1.4500 (estimate) |
| Fp | 152 °C |
| storage temp. | Store below +30°C. |
| solubility | 6g/l (slow decomposition) |
| form | Flaky Crystals |
| color | White |
| Odor | Characteristic choking odor |
| PH | 2 (6g/l, H2O, 20ºC) |
| PH Range | 2 at 6 g/l at 20 °C |
| explosive limit | 1.7-10.5%(V) |
| Water Solubility | 6 g/L (20 ºC) |
| Sensitive | Moisture Sensitive |
| Merck | 147,372 |
| BRN | 118515 |
| Henry's Law Constant | 6.29 at 20 °C (approximate - calculated from water solubility and vapor pressure) |
| Exposure limits | NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12 mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted). |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air. |
| CAS DataBase Reference | 85-44-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Phthalic anhydride(85-44-9) |
| EPA Substance Registry System | Phthalic anhydride (85-44-9) |
|
Item
|
Specifications
|
Results
|
|
Appearance
|
White flake or crystalline powder
|
White flake or crystalline powder
|
|
Content%
|
99.9 min
|
99.96
|
|
Melt chromaticity No.
|
20 max
|
10
|
|
Thermal stability chroma No.
|
50 max
|
30
|
|
Free mass fraction%
|
0.2 max
|
0.018
|
|
Benzoic acid
|
0.05 max
|
0.01
|
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