The third vinegar essence gas chromatography method
of the compendium of Materia Medica
Taste the same origin of the medical way, the herbal medicine, the origin of medicine. Today there is a method of trivinegar gas chromatography, which is related to the subtlety of drug testing and cannot be ignored.

The husband of trivinegar essence has its uses in both medicine and medicine. To understand its nature and determine its quality, gas chromatography is a wonderful way. Prepare the equipment first, the gas chromatograph needs to be fine-tuned to the best state, and its column is also selected, so that it can distinguish the subtlety of all things. For gas carriers, choose the pure and stable one, and use it to flow smoothly to guide the passage of all things between the columns.

As for the sample, you must take the fine and prepare it carefully. Make the triacetin sample free of impurities and filth before entering the instrument. When injecting the sample, the amount needs to be accurate, with a difference of millimeters, or the result is wrong. When the sample is entered into the instrument, the columns are divided and analyzed, and the components are separated according to their nature, and they come out one after another. The detector is sensitive and observable, and the signal is displayed on the screen, forming peaks and lines, which are all signs of the quality of triacetin.

Looking at its peak, there are high, low, wide, and narrow ones. The height of the peak is related to the amount; the shape of the peak is related to the state of pure heterogeneity. Compared with the standard map, if you look at the mirror, the purity of triacetin and the geometry of the amount are clear at a glance.

This triacetin gas chromatography method is a sharp tool for drug testing, which can clarify the advantages and disadvantages of drug quality and help the progress of medical practice. It is actually indispensable for the study of Materia Medica.