Imidazole - 56750
Code: 56750
Imidazole
puriss. p.a., ≥99.5% (GC)
≥99.5% (GC)
CAS Number: 288-32-4
Molar Mass: 68.08 g/mol
| Property |
Value |
| Appearance |
complying |
| Assay (GC) |
min. 99.5 % |
| Assay (titration with Perchloric acid) |
99.5 - 100.5 % |
| Melting point |
88 - 91 °C |
| PH (5 %, 25 °C) |
9.5 - 11.0 |
| Residue on ignition |
max. 0.1 % |
| Water (Karl Fischer) |
max. 0.5 % |
| Calcium (Ca) |
max. 10 ppm |
| Cadmium (Cd) |
max. 5 ppm |
| Cobalt (Co) |
max. 5 ppm |
| Chromium (Cr) |
max. 5 ppm |
| Copper (Cu) |
max. 5 ppm |
| Iron (Fe) |
max. 5 ppm |
| Potassium (K) |
max. 50 ppm |
| Magnesium (Mg) |
max. 5 ppm |
| Manganese (Mn) |
max. 5 ppm |
| Sodium (Na) |
max. 50 ppm |
| Nickel (Ni) |
max. 5 ppm |
| Lead (Pb) |
max. 5 ppm |
| Zinc (Zn) |
max. 5 ppm |
| Chloride (Cl) |
max. 50 ppm |
| Sulfate (SO4) |
max. 50 ppm |
| IR spectrum |
complying |
| Colour of the solution |
complying |
| Turbidity of solution |
complying |
| Property |
Value |
| Boiling point |
256 °C |
| Freezing point |
88 - 90 °C |
| Density |
1.233 g/cm3 |