Description

• General description: 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".
• Analysis Note: Assay (GC, calc. on anhydr. substance): ≥ 99.5 %Assay (alkalimetric, calculated on anhydrous substance): 98.0 - 101.0 %Identity: passes testColor: ≤ 10 APHAAppearance of solution: passes testAcidity or alkalinity: passes testFree acid (CH₃COOH): ≤ 0.002 %Neutrality: passes testRefractive index (n 20/D): 1.470 - 1.475Chloride (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 ppmOther residual solvents (ICH Q3C): ...excluded by production processAcrolein and glucose: passes testAldehydes: ≤ 10 ppmDiethylene 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 testSugar: passes testSulfated ash: ≤ 0.005 %Water: ≤ 0.5 %
• Legal Information: EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany