Items |
Specification |
Appearance |
white crystalline powder, or flake, or needle |
Benzotriazole Content |
99.5% min. |
Moisture |
0.05% max. |
Melting point |
97~98°C min. |
Boiling point (15mm) |
201~204°C |
Flash point |
195°C |
storage temp. |
Refrigerator |
Water Solubility |
25 g/l in water (20 ºC) |
Stability |
Stable, but may be light sensitive. Incompatible with strong oxidizing agents, heavy metals |
Clarity and Color in alcohol |
transparent and no deposition |
P H Value |
5.5~6.0 |
Chroma |
40 max. |
Ash |
0.03% max. |
Item | Stand of Quality | Test Result |
Purity (%) |
Min 99.5% |
99.83% |
Chroma(Hazen) |
Max 45 |
10 |
Melt Point (ºC) |
96.0-99.0 |
98.2 |
Moistuer(%) |
Max0.1 |
0.06 |
Ash(%) |
Max0.05 |
0.04 |
PH Value |
5.5-6.5 |
5.7 |
Alcohol Solubility |
Clear without precipitation |
√ |
Result |
Good quality |