Sulfur, the scientific name of traditional Chinese medicine. It is a natural elemental mineral, natural sulfur. Sulfur includes sulfur, stone sulfur, pyrite, Huangying, Jiangjun, Kunlun yellow, white sulfur, natural yellow, brilliant sulfur, Huang Liu and rare earth.
2. Different uses
Sulfur is a traditional Chinese medicine for external use to detoxify, kill insects and treat sores; Oral administration can tonify fire and help yang to relax bowels. External use to treat scabies, baldness, gangrene and malignant sores; Oral administration is used for impotence, cold feet and constipation due to deficiency cold. Sulfur is mainly used to make dyes, pesticides, matches, gunpowder, rubber, rayon and so on.
Step 3: Different shapes
Characteristics of sulfur medicinal materials: irregular block. Yellow or greenish yellow. Sulfur is also called sulfur, colloidal sulfur and sulfur lump. Appearance is light yellow fragile crystal or powder, with special smell.
Extended data:
The appearance of sulfur is light yellow brittle crystal or powder, with molecular weight of 32.06, vapor pressure of 0. 13kPa, flash point of 207℃, melting point of 1 12℃, boiling point of 444.6℃ and relative density (water = 1) of 2.0. Sulfur is insoluble in water, slightly soluble in ethanol and ether, and easily soluble in carbon disulfide. As a flammable solid, sulfur is mainly used to make dyes, pesticides, matches, gunpowder, rubber, rayon and so on.
Sulfur can also be used to treat the mercury in the mercury thermometer broken in the experiment, because when mercury and sulfur are directly ground, mercury is in liquid state, with large contact area and strong affinity. Ancient people have known that natural sulfur is one of the minerals commonly used in ancient alchemy. Sulfur often exists in free state and combined state in nature, and the combined state mainly includes sulfide and sulfate. The abundance in the crust is 0.048%.
References:
Baidu encyclopedia-sulfur
Baidu encyclopedia-sulfur