Baijiang Dan

[ source ] from" Medicine Casebook".
[ ] B I Ji Pinyin name 's D, n be a n
English name [ ] Crystal mixed with bichloride mercury and mercury subchloride is made of in a simple and easy method ( Raw material is mercury, niTCMLIBe salt, cinnabar and realgar etc. )
[ alias ] drop, drop pills, and Dan Dan
[ source ]
Medicine source: two mercuric chloride and mercuric chloride mixed crystal.
Latin animal mineral name:
[ character ]
Character identification for needle columnar aggregates, a plate. Thick in the middle, to the edge of gradually thin, thick 0.2-1.2cm. White or very pale yellow white. A smooth surface, surface is rough, visible beam acicular crystal, of different lengths, irregularly. Opaque, Pearl luster. Weight, soft and fragile, powder for needle column. The relative density of 5.4. No odor, pungent. Has the big poison.
The color white, needle columnar crystal, glossy is preferred.
Microscopic identification and clastic little, made oil sheet, to the transmissive polarizer, colorless and transparent, the columnar protrusions are high. Inclined extinction, extinction angle is 26 degrees. Positive ductility.
[ ] the main chemical composition containing mercuric chloride ( HgCl2 ) and mercury chloride ( Hg2Cl2 ). Its content proportion in production methods and have different. Impure product is mixed with mercuric oxide ( HgO ), arsenic trioxide ( As2O3 ).
[ ] 0.5% pharmacological effects of concentration in vitro on Pseudomonas aeruginosa has obvious antibacterial effect.
Discrimination [ ]
( 1) the product of about 0.1g, 5ml 1 drops of water and dilute nitric acid, to dissolve, static. The supernatant was taken was a mercury salt reaction. See cinnabar. The supernatant was taken, and nitric acid, the acid, add silver nitrate solution, namely generating white curdy precipitation, separation, precipitation ammonia solution is dissolved, add back into nitrate, precipitation. ( check chloride) ( 2) X ray diffraction curves of 4.12 ( 10 ), 3.15 ( > 10 ), 2.23 ( 3), 1.96 ( 4), 1.58 ( 3) ( equivalent to a paste ); 3.26 ( < 1 ), 2.71 ( < 1 ), 2.06 ( 1) ( equivalent to yellow mercury ore).
( 3) differential thermal analysis curve endothermic 290 C ( small ), 250 degrees was dissolved. The characteristics of light powder
Processing [ ]
1 Law: take saltpeter, melanterite, salt each one two five money, fine grinding, adding mercury one or two grind to not see stars, cinnabar, realgar and fine powder of each two money, borax powder five Qian Yan sj. The pot, simmer melt, stirring constantly, until evenly coagulating tank bottom, stop stirring, with Weihuo drying, is that pregnancy. The tank is covered on the larger magnetic bowl, interface with the tough paper soaked Wai Yan, and then calcined gypsum powder mixed into a paste sealing. Another with magnetic bowl is equal to the diameter of the pot, filled with cold water tank, the water will bowl. In the tank around the hood a metal ring, metal ring is added between the tank and the charcoal ( carbon a foot ), to the use of force and firing 1 hours, continued with the flames in 2 hours, a cooling tank, Kai, scraping white crystal, namely Baijiang dan. Light storage.
Method: 2 liter above method after pregnancy, in a light tank bottom bowl ( opening upward), pot bowl junction above law letter. The bowl is filled with cold water. Then the pot with fire refining, bowl for the frequency of cold water, about 2 hours to burn, to be cold, open tank with dan.
3" gold": Medical sect in Baijiang Dan: cinnabar, realgar each two money, mercury one or two, borax five money, potassium nitrate, salt, alum, Zaofan each one two five money. The first ink, male, boron three taste for fine grinding, salt, alum, nitrate, soap, mercury, grind in uniform, with mercury does not see the stars, with Yangcheng cans one, put micro coals, slowly up the medicine into the pot to try, the fire forced dry, remove, like a big too dry, mercury, such as not doing drugs inverted T useless, its difficulty here, and one Yangcheng container, using tissue paper cut half inch wide, mud, straw ash would jar, powder three kind of fine grinding, salt to drop a tone very wet, a layer of mud layer paper mouth four or five, and paste medicine tank two or three, dig a small tan, with rice water on lake bottom, there would be no medicine bottle in the bowl, in tile next to the pool mouth with Qi, fear of charcoal ash fall bowl also, medicine tank to fire cover, can not be empty, about three minute, to the cold will run, about one or two foreign medicine now. Mixing tank for green smoke, urgent need with a jar of salt mud solid.
[ ] the taste of Xin; heat; toxic
[ ] to the spleen
[ function ] Xiaoyong; festering; corrosion rot; insecticidal. The main diseases of back; Luo Li; sepsis; not collapse; Nanxiao carrion; scab in the wind
[ usage] external: grind end and sores on the head, or in his medicine grind end adjustable coating, or as medicine situation.
[ note ] toxic, corrosive, avoid oral. Topical should also trace.
[ ] the exposition" gold": Medical sect in treating ulcer hair back, all furunculosis. Water apply sore head, beginning immediately dissipate into pus blister, namely to collapse, rot is off, detumescence.
Excerpts from" Chinese Materia Medica" [ ]" Chinese Dictionary"
http://chinese-herbal-medicines-directory.blogspot.com/