Benzoic acid - 33047H
Code: 33047H
Benzoic acid
puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9% (alkalimetric)
ACS Reagent, Reag. Ph. Eur., ≥99.9% (alkalimetric)
CAS Number: 65-85-0
| Property |
Value |
| Identity A,B |
complying |
| Assay (alkalimetric) |
min. 99.9 % |
| Melting point |
122 - 123 °C |
| Insoluble in methanol |
max. 0.005 % |
| Sulfated ash |
max. 0.005 % |
| Copper (Cu) |
max. 0.0005 % |
| Iron (Fe) |
max. 0.0005 % |
| Lead (Pb) |
max. 0.0002 % |
| Zinc (Zn) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 0.0005 % |
| Sulfate (SO4) |
max. 0.002 % |
| Reaction against H2SO4 |
complying |
| Halogene compounds (as Cl) |
max. 0.005 % |
| S-compounds (as S) |
max. 0.002 % |
| Readily oxidizable substances |
complying |
| Appearance of the solution |
complying |
| Property |
Value |
| Boiling point |
249 - 250 °C |
| Freezing point |
121 - 123 °C |
| Density |
1.27 - 1.32 g/cm3 |