250g, Chao Zhi Shi, FRUCTUS AURANTII IMMATURUS, Tcm Herbal

"Chinese Pharmacopoeia": Citrus aurantium

Medicinal name: citrus aurantium

Pinyin: Zhǐ Shí

English name: FRUCTUS AURANTII IMMATURUS

Source This product is Rutaceae plant lime Citrus aurantium L. and its cultivar or orange orange Citrus sinensis Osbeck dry young fruit. 5 to 6 months from the fall of the collection of fruit, remove impurities, from the central cross-cut in half, dried or low temperature dry, the smaller direct drying or low temperature drying.

Traits This product was hemispherical, a few spherical, diameter 0.5 ~ 2.5cm. Exocarp dark green or dark brown green, with granular protrusions and wrinkles, with obvious style remnants or fruit stalk marks. Cut in the skin slightly raised, yellow or yellow, brown, thick 0.3 ~ 1.2cm, the edge of 1 to 2 oil chamber, flesh capsule brown. Hard. Gas fragrance, bitter, slightly acidic.

Identification:
(1) This product powder yellow or brown. Mesal cells are round or irregular in shape, and the walls are mostly unevenly thickened. Peel epidermal cells on the surface of polygonal, square or rectangular, stomatal near the ring, the diameter of 18 ~ 26μm, auxiliary cells 5 to 9; side view outside the stratum corneum. Calcium oxalate crystal exists in the peel and juice cells, was oblique, polygonal or double cone, diameter 2 ~ 24μm. Hesperidin crystals are present in parenchyma cells, either yellow or colorless, round or amorphous, and some are radially. Oil chamber debris more common, the secretion of cells narrow and curved. Threaded, textured catheters and tubules are small.

(2) take this product powder 0.5g, add methanol 10ml, heating reflux 10 minutes, filtration. Take the filtrate 1ml, add boron boron potassium about 5mg, shake, add a few drops of hydrochloric acid, the solution was cherry red to purple.

(3) take this product powder 0.5g, add methanol 10ml, ultrasonic treatment for 20 minutes, filtration, the filtrate evaporated, the residue of methanol to dissolve 0.5ml, as the test solution. Another take synephrine reference substance, add methanol made of 1ml containing 0.5mg solution, as the reference solution. According to the thin layer chromatography (Appendix Ⅵ B) test, learn the two solutions of the 2μl, respectively, in the same with 1% sodium hydroxide sodium carboxymethyl cellulose solution as a binder on the silica gel G plate, The upper layer solution of n-butanol - glacial acetic acid - water (4: 1: 5) was used as the developing solvent. It was developed, removed, dried and sprayed with 0.5% ninhydrin ethanol solution. For the test product chromatography, chromatography with the reference substance in the corresponding position, was the same color spots.

Cured Citrus aurantium: remove impurities, wash, run through, cut thin, dry. This product is irregular arc-shaped strip or round sheet, strip up to 2.5cm, width of 1.2cm, disc diameter 0.3 ~ 1.5cm. Cut outside the skin dark green to dark brown, mid-fruiting part of the yellow-white to yellow-brown, near the outer edge of 1 to 2 points point oil room, the inside of the film or disc with a brown tricuspid capsule.

Bran fried fructus aurantii: take fructus aurantium slices, according to bran fry (Appendix Ⅱ D) fry until darker. This product is irregular arc-shaped strip or round sheet, the color is deep, and some have focal spots.

Taste: bitter, Xin, acid, warm

Meridian: the spleen, stomach by.

Functional indications worsening product, phlegm scattered ruffian. For the accumulation of stagnation, fullness of the skin full of pain, diarrhea after heavy, stool barrier, phlegm qi chest X-ray, breast; stomach ptosis, prolapse, uterine prolapse.

Dosage: 3 ~ 9g.

Note: pregnant women with caution.

Storage: cool and dry place, Fang Zhu.

Excerpt: "Chinese Pharmacopoeia"

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