The flowers are large, complete and dry, with loose spikes, plump spikes, yellow and white luster, no dark spots and impurities on the pedicles, no acidity, no odor, slightly sweet and rich gum.
Electronic gelatin
The rubber block is flat and smooth, the surface is black paint, shiny and translucent as amber; Hard and brittle, it will not soften in midsummer; Slightly sweet, no odor; The size and thickness are uniform, and the two pieces are consistent and seamless. Colla Corii Asini is soluble in water, clear and does not produce obvious turbidity.
Fritillaria cirrhosa produced in Sichuan
Uniform particles, solid texture, white color, full powder and flat bottom. Sharp head, no mildew.
pseudo-ginseng
Big head, solid quality, heavy weight, no mildew and damage.
Bear bile powder
When the powder is placed on the iron sheet and burned, it will bubble and have no obvious fishy smell. Put a little powder into the water glass, and the powder rotates on the water surface, sinks into a yellow line and does not spread. After dissolution, the yellow pigment is only distributed at the bottom of the cup.
Toad cake
It turns milky white when it meets water. It sneezes when it smells its powder.
bezoar
Absorb moisture when entering water, and become moist but not deformed. If mixed with clear water and evenly applied to nails, nails can be dyed yellow, which will not fade after a long time, and have a cool feeling and penetrate into nails. Take a red-hot needle and pierce the bezoar. The bezoar is broken and layered, and the fragrance is fragrant.
sandal wood
Hard and heavy, with strong pungent aroma, oily and greasy, purple-black and shiny, sinking into the water. There is a strong aroma after ignition, and oil flows out when burning, leaving white ashes after burning.
Velvet antler (of young deer)
Plum antler is thick and round, with plump top, tender and capillary. Reddish-brown skin, shiny skin is preferred; The velvet antler with full body, light weight, no tendons at the lower part, dense honeycomb cross section and few bones is preferred.
Chinese Caterpillar Fungus
The worm body is plump and plump, free from moth and mildew, fragile and easily broken, with a full and flat cross section, slightly yellowish white and dark yellow periphery; The fungus seat is completely connected with the insect body; It is best to keep the mycelium short, flexible in texture, fibrous in cross section, yellowish white, slightly sour in taste and slightly fishy in taste.
ginseng
Body length, thick branches, thick pulp, fine grain, long reed head, round reed and beaded spots, no mildew, moth-eaten or broken.
tall gastrodia
Big head, fine lines and wrinkles on the skin, solid, thick and translucent inside, hard texture, not easy to break. The cut surface is flat, horny, sweet and slightly spicy, and chewy. Gastrodia elata can smell a unique "horse urine smell" when it is baked or soaked in boiling water.