Merck 1040572511 甘油 (植物来源) ，分析适用 (C₃H₈O₃, Plastic bottle 2.5l)

CAS number: 56-81-5

EC number: 200-289-5

Grade: ACS,Reag. Ph Eur

Hill Formula: C₃H₈O₃

Chemical formula: (HOCH₂)₂CHOH

Molar Mass: 92.09 g/mol

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 %