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    Home > Biochemistry News > Plant Extracts News > Identification of almond and peach kernel

    Identification of almond and peach kernel

    • Last Update: 2013-07-09
    • Source: Internet
    • Author: User
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    Almond is divided into bitter almond price and sweet almond price The price of peach kernel includes the price of domestic peach kernel and the price of mountain peach kernel All of them belong to Rosaceae, and their dried and mature seeds are used for medicine Because they have the same origin, their characters are very similar, especially after the testa is removed According to the 2010 edition of Chinese Pharmacopoeia: price of bitter almond: reducing Qi, relieving cough and asthma, moistening intestines and defecating Peach kernel price and mountain peach kernel price: promoting blood circulation and removing blood stasis, moistening intestines and defecating, relieving cough and asthma Price of sweet almond: it is not included in Chinese Pharmacopoeia 2010, but it is included in the processing standard of traditional Chinese medicine in some provinces, and its effect is equal to or similar to the price of bitter almond The two functions are quite different, so they can not be confused In addition, the prices of them in the commodities are peach kernel price, peach kernel price, bitter almond price and sweet almond price The way of adulteration is from the low price to the high price Naturally, the price of sweet almond to the price of bitter almond and almond to the price of peach kernel So when buying the price of peach kernel, especially the price of peeled peach kernel, it should be carefully observed and identified The main points of their identification are as follows: the common points of the price of bitter almond and sweet almond are heart-shaped, asymmetric left and right, small but not obvious longitudinal lines (veins), thin upper and thick lower, narrow upper and wide lower, widest in the lower part of the seed, and the combination line of cotyledons in the transverse section is slightly S-shaped The difference between them: the price of bitter almond is a little small, 1-1.9cm long, 0.8-1.5cm wide and 0.5-0.8cm thick It tastes bitter, slightly symmetrical on the left and right The price of sweet almond is relatively high It is 1.6-2.1cm long, 1.2-1.6cm wide and 0.6-1.0cm thick It's slightly sweet and asymmetric The common points of peach kernel price (Jiatao) and Shantao kernel price are: bitter taste, oval like shape, round and thick tip, thin and blade like edge, large and obvious longitudinal grain (vein), similar to outer peach shell grain, with similar thickness at the top and bottom, gray skin attached by seed coat friction, blunt and slightly slanted base, widest in the middle of seed The connecting line of cotyledons on the cross section of the leaf is slightly U-shaped The difference between the two: the price of domestic peach kernel is flat, 1.2-1.8cm long, 0.8-1.2cm wide and 0.2-0.4cm thick The skin is wrinkled, and the price of peach kernel is small and thick, about 0.9CM long, 0.7cm wide and 0.5cm thick No matter what kind of peach kernel is priced, its mound is in the shape of a knife edge on one side, and the widest is in the middle of the seed or cotyledon; no matter which kind of almond, its mound is not in the shape of a knife edge, and the widest is in the lower part of the seed or cotyledon.
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