Glycerol - 49770
Code: 49770
Glycerol
Puriss. p.a., ACS Reagent, anhydrous, dist., ≥99.5% (GC)
1,2,3-Propanetriol; Glycerin
≥99.5%, ACS Reagent, anhydrous, dist.
CAS Number: 56-81-5Linear Formula: HOCH2CH(OH)CH2OH
Molar Mass: 92.09 g/mol
Beilstein Registry Number: 635685
EC Number: 200-289-5
MDL Number: MFCD00004722
| Property |
Value |
| Assay (GC) |
min. 99.5 % |
| Density (D 20/4) |
1.261 - 1.263 |
| Refractive index (n 20/D) |
1.473 - 1.475 |
| Water (Karl Fischer) |
max. 0.1 % |
| Residue on ignition |
max. 0.005 % |
| Indifference |
complying |
| Calcium (Ca) |
max. 0.0005 % |
| Cadmium (Cd) |
max. 0.0001 % |
| Cobalt (Co) |
max. 0.0001 % |
| Chromium (Cr) |
max. 0.0001 % |
| Copper (Cu) |
max. 0.0001 % |
| Iron (Fe) |
max. 0.0001 % |
| Potassium (K) |
max. 0.002 % |
| Magnesium (Mg) |
max. 0.0001 % |
| Manganese (Mn) |
max. 0.0001 % |
| Sodium (Na) |
max. 0.002 % |
| Nickel (Ni) |
max. 0.0001 % |
| Lead (Pb) |
max. 0.0001 % |
| Zinc (Zn) |
max. 0.0001 % |
| Heavy metals (as Pb) |
max. 0.0002 % |
| Halogene compounds (as Cl) |
max. 0.003 % |
| Ammonium (NH4) |
max. 0.0005 % |
| Chloride (Cl) |
max. 0.0001 % |
| Sulfate (SO4) |
max. 0.001 % |
| Reaction against H2SO4 |
complying |
| Acrolein, glucose + HH4-compounds |
complying |
| Fatty acids and ester |
complying |
| APHA |
max. 10 |
| Property |
Value |
| Ignition Residue |
≤0.005% |
| Vapor Pressure |
<1 mmHg ( 20 °C) |
| Refractive Index |
n20/D 1.474(lit.) |
| Vapor Density |
3.1 (vs air) |
| Autoignition Temperature |
698 °F |
| Boiling point |
290 °C |
| Freezing point |
18 °C |
| Density |
1.26 g/cm3 |
