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Composition, information on ingredients
|
Composition, information on ingredients, chemical name, or general name |
p-phenylenediamine |
| Other name |
1,4-benzenediamine 1,4-benzenediamine 1,4-diaminobenzene |
| Ingredient | p-phenylenediamine |
| Content | >99.5% |
|
Chemical properties (chemical formula) |
C6H8N2 |
|
Reference Number in Gazette List in Japan/ Japanese Chemical Substances Control Law |
(3)-185 |
|
Reference Number in Gazette List in Japan/ Industrial Safety and Health Law |
Existing substance |
| CAS Number | 106-50-3 |
| Hazardous ingredient | p-phenylenediamine |
Physicochemical properties
appearance
| Physical state | Solid |
| Shape | Lump crystal or powder *1 |
| Color | White *1 |
| Odor | Amine odor |
| pH | Not known |
Specific temperature/temperature range where physical state changes
| Boiling point | 267℃ *2 |
| Melting point | 139-147℃ *2 |
| Flash point | 156℃(c.c.) *2 |
| Ignition point | 400℃ *2 |
Explosion properties ／Dust explosion properties
| Explosion limits | Lower limit: 1.5 vol%, Upper limit: ? vol% *2 |
| Vapor pressure | 0.7 Pa (25°C), 144 Pa (100°C) *3 |
|
Relative vapor density (air = 1) |
3.7 *2 |
|
Specific gravity (water = 1) |
1.1 *2 |
| Solubility |
Water: 4.0 g/100 ml (25°C) *2 Easily soluble in organic solvents such as ether, ethanol, and chloroform *2 |
|
Octanol/Water partition coefficient |
-0.30℃ *3 |
*2 … International Chemical Safety Cards (2004)
*3 … Chemical Risk Information Platform (National Institute of Technology and Evaluation 2004)
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