1.04057

Glycerol

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

• 동의어(들): 1,2,3-Propanetriol, Trihydroxylpropane, Protol, Glycerin, 1,2,3-Propanetriol, Glycerin
• Linear Formula: HOCH₂CH(OH)CH₂OH
• CAS Number: 56-81-5
• Molecular Weight: 92.09
• Beilstein: 635685
• MDL number: MFCD00004722
• UNSPSC 코드: 50161901
• EC 인덱스 번호: 200-289-5
• NACRES: NA.21

속성

• Grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• vapor density: 3.1 (vs air)
• vapor pressure: <1 mmHg ( 20 °C)
• 제품 라인: EMSURE^®
• 분석: ≥99.5% (GC); 98.0-101.0% (calculated on anhydrous substance, alkalimetric)
• 형태: liquid
• autoignition temp.: 698 °F
• expl. lim.: 2.6-11.3 % (v/v)
• 환경친화적 대안 제품 특성: Safer Solvents and Auxiliaries; Use of Renewable Feedstocks; Learn more about the Principles of Green Chemistry.
• sustainability: Greener Alternative Product
• 기술: electrophoresis: suitable
• 불순물: ≤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
• 색상: APHA: ≤10
• refractive index: n20/D 1.474 (lit.)
• pH: 5 (20 °C, 100 g/L in H₂O)
• bp: 182 °C/20 mmHg (lit.)
• mp: 20 °C (lit.)
• 전이 온도: flash point 199 °C
• density: 1.25 g/mL (lit.)
• 양이온 미량물: 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%
• SMILES string: OCC(O)CO
• 환경친화적 대안 카테고리: Aligned,
• 저장 온도: 2-30°C
• InChI: 1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2
• InChI key: PEDCQBHIVMGVHV-UHFFFAOYSA-N

설명

일반 설명

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".

분석 메모

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 %

법적 정보

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

안전성 정보

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point (°F): 390.2 °F - Pensky-Martens closed cup
• Flash Point (°C): 199 °C - Pensky-Martens closed cup