Glycerin ≥99.5%, AnalaR NORMAPUR® ACS analytiskt reagens, omdestillerad

Leverantör: VWR Chemicals

Synonyms: 1,2,3-Propanetriol, Propane-1,2,3-triol, Glycerol

24388.295EA 1550 SEK
24388.295 24388.238 24388.320 24388.364 24388.444 24388.260
Glycerin ≥99.5%, AnalaR NORMAPUR® ACS analytiskt reagens, omdestillerad
Glycerin
Formel: HOCH₂CH(OH)CH₂OH
MW: 92,09 g/mol
Kokpunkt: 290 °C (1013 hPa)
Smältpunkt: 18,6 °C
Densitet: 1,26 g/cm³ (20 °C)
Flampunkt: 177 °C (open cup)
Storage Temperature: Omgivande
MDL Number: MFCD00004722
CAS nummer: 56-81-5
EINECS: 200-289-5
Merck Index: 13,04497
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Specifikation testresultat

Assay Min. 99.5 %
Acrolein and glucose Passes test
Appearance of solution (10 % V/V; water) Passes test
Substances darkened by sulphuric acid Passes test
Acidity Max. 0.0004 meq/g
Alkalinity Max. 0.0003 meq/g
Colouration Max. 10 APHA
Density (20/4) 1.257 - 1.265
Acetaldehyde Max. 10 ppm
Esters of fatty acids (as C15H26O6) Max. 0.05 %
Glyceraldehyde Max. 30 ppm
Heavy metals (as Pb) Max. 1 ppm
Ignition residue (SO4) Max. 50 ppm
Ketones (as CH3COCH3) Max. 50 ppm
Water Max. 0.5 %
Cl (Chloride) Max. 1 ppm
NH4 (Ammonium) Max. 5 ppm
SO4 (Sulphate) Max. 5 ppm
As (Arsenic) Max. 1 ppm
Ba (Barium) Max. 5 ppm
Fe (Iron) Max. 1 ppm
Conforms to ACS Passes test

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