104094 Gliserol 85% untuk analisis EMSURE® Reag. Ph Eur
atau disebut juga : Glycerin, 1,2,3-Propanetriol, Trihydroxylpropane, Protol
EMSURE® grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE® provides worldwide best and most extensive product specifications. We declare our EMSURE® range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.Simpan pada +5°C hingga +30°C.
Assay (GC; calc. on hydrous substance) | 84.5 - 85.5 % |
Assay (alkalimetric after oxidation) | 83.5 - 88.5 % |
Identity | passes test |
Appearance of solution | passes test |
Acidity or alkalinity | passes test |
Free alkali (as NH₃) | ≤ 0.0005 % |
Free acid (as CH₃COOH) | ≤ 0.002 % |
Refractive index (n 20/D) | 1.449 - 1.455 |
Density (d 20/4) | 1.221 - 1.232 g/cm³ |
Chloride (Cl) | ≤ 0.0001 % |
Sulfate (SO₄) | ≤ 0.0005 % |
Heavy metals (as Pb) | ≤ 0.0001 % |
Halogenated compounds (as Cl) | ≤ 0.0030 % |
Aldehydes | ≤ 10 ppm |
Fe (Iron) | ≤ 0.0001 % |
NH₄ (Ammonium) | ≤ 0.0005 % |
Fatty Esters (as glycerintributyrate) | ≤ 0.05 % |
Esters | passes test |
Readily carbonizable substances | passes test |
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 % |
Sugar | passes test |
Sulfated ash | ≤ 0.005 % |
Water | 14.5 - 15.5 % |