1.04057

Glycérol

(vegetable origin) for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonyme(s) : 1,2,3-propanetriol, Glycérine
• Formule linéaire : HOCH₂CH(OH)CH₂OH
• Numéro CAS: 56-81-5
• Poids moléculaire : 92.09
• Numéro Beilstein : 635685
• Numéro MDL: MFCD00004722
• Code UNSPSC : 50161901
• Numéro de classement CE : 200-289-5
• Nomenclature NACRES : NA.21

Propriétés

• Qualité: ACS reagent
• Niveau de qualité: 300
• Agence: reag. Ph. Eur.
• Densité de vapeur: 3.1 (vs air)
• Pression de vapeur: <1 mmHg ( 20 °C)
• Gamme de produits: EMSURE^®
• Pureté: ≥99.5% (GC); 98.0-101.0% (calculated on anhydrous substance, alkalimetric)
• Forme: liquid
• Température d'inflammation spontanée: 698 °F
• Limite d'explosivité: 2.6-11.3 % (v/v)
• Caractéristiques du produit alternatif plus écologique: Safer Solvents and Auxiliaries; Use of Renewable Feedstocks; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• Technique(s): electrophoresis: suitable
• Impuretés: ≤0.001% Chloride (Cl); ≤0.001% Sulfate (SO4); ≤0.002% Free acid (CH₃COOH); ≤0.003% Halogenated compounds (as Cl); ≤0.05% Fatty acids and esters (as Butyric acid); ≤0.1% Diethylene glycol and related Substances (any further impurity); ≤0.1% Diethylene glycol and related Substances (impurity A); ≤0.5% Diethylene glycol and related Substances (Sum of all impurities); ≤0.5% Water; ≤10 ppm Aldehydes; ≤3000 ppm Methanol
• Couleur: APHA: ≤10
• Indice de réfraction: n20/D 1.474 (lit.)
• pH: 5 (20 °C, 100 g/L in H₂O)
• Point d'ébullition: 182 °C/20 mmHg (lit.)
• Pf: 20 °C (lit.)
• Température de transition: flash point 199 °C
• Densité: 1.25 g/mL (lit.)
• Traces de cations: Al: ≤0.00005%; B: ≤0.000002%; Ba: ≤0.00001%; Ca: ≤0.0001%; Cd: ≤0.000005%; Co: ≤0.000005%; Cr: ≤0.000002%; Cu: ≤0.000005%; Fe: ≤0.00001%; Mg: ≤0.0001%; Mn: ≤0.00001%; Ni: ≤0.000002%; Pb: ≤0.00001%; Sn: ≤0.00001%; Zn: ≤0.00001%; heavy metals (as Pb): ≤0.00020%
• Chaîne SMILES: OCC(O)CO
• Autre catégorie plus écologique: Aligned,
• Température de stockage: 2-30°C
• InChI: 1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2
• Clé InChI: PEDCQBHIVMGVHV-UHFFFAOYSA-N

Description

Description générale

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product is a bio-based glycerol and is aligned with the 5th principle of Green Chemistry "Safer Solvents and Auxiliaries" and 7th principle "Use of Renewable Feedstock".

Remarque sur l'analyse

Assay (GC, calc. on anhydr. substance): ≥ 99.5 %
Assay (alkalimetric, calculated on anhydrous substance): 98.0 - 101.0 %
Identity: passes test
Color: ≤ 10 APHA
Appearance of solution: passes test
Acidity or alkalinity: passes test
Free acid (CH₃COOH): ≤ 0.002 %
Neutrality: passes test
Refractive index (n 20/D): 1.470 - 1.475
Chloride (Cl): ≤ 0.0010 %
Sulfate (SO₄): ≤ 0.001 %
Halogenated compounds (as Cl): ≤ 0.0030 %
Heavy metals (as Pb): ≤ 0.00020 %
Al (Aluminium): ≤ 0.00005 %
B (Boron): ≤ 0.000002 %
Ba (Barium): ≤ 0.00001 %
Ca (Calcium): ≤ 0.0001 %
Cd (Cadmium): ≤ 0.000005 %
Co (Cobalt): ≤ 0.000005 %
Cr (Chromium): ≤ 0.000002 %
Cu (Copper): ≤ 0.000005 %
Fe (Iron): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.0001 %
Mn (Manganese): ≤ 0.00001 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Methanol: ≤ 3000 ppm
Other residual solvents (ICH Q3C): ...excluded by production process
Acrolein and glucose: passes test
Aldehydes: ≤ 10 ppm
Diethylene glycol and related Substances (impurity A): ≤ 0.1 %
Diethylene glycol and related Substances (any further impurity): ≤ 0.1 %
Diethylene glycol and related Substances (Sum of all impurities): ≤ 0.5 %
Fatty acids and esters (as Butyric acid): ≤ 0.05 %
Substances darkened by sulfuric acid: passes test
Sugar: passes test
Sulfated ash: ≤ 0.005 %
Water: ≤ 0.5 %

Informations légales

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Code de la classe de stockage: 10 - Combustible liquids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): 390.2 °F - Pensky-Martens closed cup
• Point d'éclair (°C): 199 °C - Pensky-Martens closed cup