Herbal identification
Character identification
The product is irregularly shaped. Orange or reddish brown. There are knife marks on the surface. Lightweight, harder, with nails can be scribed into a trace, soft section, darker color, granular, and honeycomb holes. Smokey, tasteless. Hygroscopicity. It is better to use big, neat, red and brown patches, honeycomb-shaped holes in the broken masks, and fine texture.
Application identification
Fulong liver and artillery ginger can both stop the blood temperature and stop diarrhea. Both are suitable for spleen and stomach deficiency, abdominal pain, diarrhea, and yang deficiency and blood loss. All evidence of deficiency of the spleen and stomach, Fulong Liver tends to stop bleeding in the temperature, and there is a vomiting effect against the stomach and the stomach.
Chemical identification
1. Take about 1g of the product powder, add 10ml of dilute hydrochloric acid, namely inhalation, generate a large amount of gas, this gas is passed into the calcium hydroxide test solution, that is, a white precipitate. (check carbonate)
2. Take the above reaction solution and filter. The filtrate was tested according to the following method: 1 Take 1ml of the filtrate and add the potassium ferrocyanide test solution to generate a blue precipitate. (Check the iron salt) 2 Take the filtrate 1ml, add sodium hydroxide solution to produce a white gelatinous precipitate; separation, precipitation can be dissolved in excess sodium hydroxide solution. (Check aluminum salt)
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