-
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free glycerol content10 ResultsCalculate, by means of integrator, the areas of peaks belonging to the unknown sample. The percent content of free glycerol in sample is given by the following formula:Free glycerol, ...
-
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free glycerol content9 Procedure9.1 Gas chromatographic conditionsThe following general operating conditions have been shown to be satisfactory.Oven temperature: 210 °C;injector temperature: 230 °C;detector temperature: ...
-
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free glycerol content5 ReagentsUse only reagents of recognized analytical grade, unless otherwise specified.5.1 Hexane.5.2 1,4 Butanediol, 99 % minimum.5.3 Ethyl alcohol, 95 % minimum.5.4 Formic acid, 99 % minimum.5.5 ...
-
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14106 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free glycerol content1 ScopeThis European Standard specifies a gas chromatographic method for the determination of free glycerol content in Fatty Acid Methyl Esters (FAME) in the range of 0.005 % to 0.070 %, hereinafter ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents10 Precision10.1 Interlaboratory testAn interlaboratory test organized in 2008 at European level with the participation of 16 laboratories, each having ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents8 Determination of results8.1 Integration of the peaksIn each family of glycerides, there exist small peaks (see Annex A) which have to be integrated. ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents7 Procedure7.1 Operating conditionsThe chromatographic analysis conditions shall be chosen taking into account the characteristics of the column being ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents5 Preparation of solutions5.1 1,2,4-Butanetriol stock solution, 1 mg/mlAccurately weigh approximately 50 mg (accuracy +/- 0.1 mg) of 1,2,4-butanetriol ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents3 ReagentsUse only reagents of recognized analytical grade, unless otherwise specified.3.1 N-methyl-N-trimethysilyltrifluoroacetamide (MSTFA)3.2 Pyridine, ...
-
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determin
BS EN 14105 Fat and oil derivatives - Fatty Acid Methyl Esters (FAME) - Determination of free and total glycerol and mono-, di-, triglyceride contents1 ScopeThe purpose of this European Standard is to determine the free glycerol and residual mono-, di- and triglyceride contents in fatty acid methyl esters ...
