1.04057

Glicerolo

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

• Sinonimo/i: 1,2,3-Propantriolo, Glicerina
• Formula condensata: HOCH₂CH(OH)CH₂OH
• Numero CAS: 56-81-5
• Peso molecolare: 92.09
• Beilstein: 635685
• Numero MDL: MFCD00004722
• Codice UNSPSC: 50161901
• Numero indice EU: 200-289-5
• NACRES: NA.21

Proprietà

• Grado: ACS reagent
• Livello qualitativo: 300
• agenzia: reag. Ph. Eur.
• Densità del vapore: 3.1 (vs air)
• Tensione di vapore: <1 mmHg ( 20 °C)
• Nome Commerciale: EMSURE^®
• Saggio: ≥99.5% (GC); 98.0-101.0% (calculated on anhydrous substance, alkalimetric)
• Forma fisica: liquid
• Temp. autoaccensione: 698 °F
• Limite di esplosione: 2.6-11.3 % (v/v)
• Caratteristiche più verdi: Safer Solvents and Auxiliaries; Use of Renewable Feedstocks; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• tecniche: electrophoresis: suitable
• Impurezze: ≤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
• Colore: APHA: ≤10
• Indice di rifrazione: n20/D 1.474 (lit.)
• pH: 5 (20 °C, 100 g/L in H₂O)
• P. eboll.: 182 °C/20 mmHg (lit.)
• Punto di fusione: 20 °C (lit.)
• Temp. transizione: flash point 199 °C
• Densità: 1.25 g/mL (lit.)
• Cationi in tracce: 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%
• Stringa SMILE: OCC(O)CO
• Categoria alternativa più verde: Aligned,
• Temperatura di conservazione: 2-30°C
• InChI: 1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2; PEDCQBHIVMGVHV-UHFFFAOYSA-N

Descrizione

Descrizione generale

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".

Risultati analitici

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 %

Note legali

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

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 10 - Combustible liquids
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): 390.2 °F - Pensky-Martens closed cup
• Punto d’infiammabilità (°C): 199 °C - Pensky-Martens closed cup