Method for detecting vitamin B6 residual solvent
A technology of residual solvent and detection method, applied in the detection field of vitamin B6 residual solvent, can solve the problem that the accuracy is affected by the repeatability of injection and the stability of experimental conditions, and achieve the effect of reducing the impact
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[0050] The following are specific examples of the present invention to further describe the technical solutions of the present invention, but the present invention is not limited to these examples.
[0051] This method requires the following reagents and test solutions:
[0052] Ethanol (GC); Dimethyl sulfoxide (GC); Toluene (GC); Benzene (GC); 50% aqueous solution of dimethyl sulfoxide: take 50ml of dimethyl sulfoxide and place it in a 100ml volumetric flask, dilute with water to The scale is obtained by mixing.
[0053] Chromatographic system and chromatographic conditions required for detection
[0054] The chromatographic system uses a GC host, the model is Shimadzu GC-2014, the model of its automatic headspace sampler is DANIHSS86.50, and its workstation and version number are Shimadzu GC solution 2.3.
[0055] Chromatographic conditions
[0056] The parameters of GC are as follows:
[0057] Column temperature: Keep at 40°C for 8 minutes, then raise the temperature to...
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