Glycerine (glycerol) USP, Ph. Eur., BP
: 1,2,3-Propanetriol, Propane-1,2,3-triol, Glycerol
:56-81-5
:
:HOCH₂CH(OH)CH₂OH
:MFCD00004722
:290
:18.6 °C
:1.26 g/cm³ (20 °C)
:92.09 g/mol
:177 °C (open cup)
:13,04497
:Ambient
:200-289-5
- Environmentally Preferable:
- Appearance:Conforms (see CoA/CoS)
- Heavy metals (as Pb):Max. 5 ppm
- Residual solvents:Passes test
- Residues of metal catalysts or reagents:Unlikely by manuf.process
- As (Arsenic):Max. 1 ppm
- Cd (Cadmium):Max. 1 ppm
- Co (Cobalt):Max. 1 ppm
- Hg (Mercury):Max. 1 ppm
- Ni (Nickel):Max. 2 ppm
- Pb (Lead):Max. 2 ppm
- V (Vanadium):Max. 1 ppm
- Conforms to Ph.Eur./USP/BP:Passes test
- Ph.Eur./BP specifications::Passes test Ph.Eur./BP
- Assay (on anhydrous) [Ph.Eur./BP]:98.0 --> 101.0 %
- Identification A:Passes test Ph.Eur./BP
- Identification B:Passes test Ph.Eur./BP
- Appearance of solution:Passes test Ph.Eur./BP
- Acidity or alkalinity:Passes test Ph.Eur./BP
- Refractive index (20°C) [Ph.Eur./BP]:1.470 --> 1.475
- Aldehydes [Ph.Eur./BP]:Max. 10 ppm
- Esters:Passes test Ph.Eur./BP
- Diethylene glycol [Ph.Eur./BP]:Max. 0.1 %
- Any oth. impur.(tRMax. 0.1 %
- Total impur. (tR>glycerol) [Ph.Eur./BP]:Max. 0.5 %
- Disregard limit [Ph.Eur./BP]:Max. 0.05 %
- Halogenated compounds [Ph.Eur./BP]:Max. 35 ppm
- Sugars:Passes test Ph.Eur./BP
- Cl (Chloride) [Ph.Eur./BP]:Max. 10 ppm
- Water [Ph.Eur./BP]:Max. 2.0 %
- Sulphated ash [Ph.Eur./BP]:Max. 0.01 %
- USP specifications::Passes test
- Assay (calculated on anhydrous) [USP]:99.0 --> 101.0 %
- Identification B [USP]:Max. 0.10 %
- Identification C:Passes test USP
- Cl (Chloride) [Ph.Eur./USP]:Max. 10 ppm
- SO4 (Sulphate) [USP]:Max. 20 ppm
- Residue on ignition [USP]:Max. 0.01 %
- Individual impurities [USP]:Max. 0.1 %
- Total impurities [USP]:Max. 1.0 %
- Limit of chlorinated comp. (as Cl) [USP]:Max. 30 ppm
- Fatty acids and esters:Passes test USP
- Colour:Passes test USP
- Specific gravity (25°C) [USP]:Min. 1.249
- Water determination [USP]:Max. 5.0 %