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Chinese prickly ash is adulterate classification, reach its to differentiate

来源: 作者:Stand originally 时间:2008-12-28 Tag: 点击:

Chinese prickly ash is adulterate classification, reach its to differentiate

1, when weather is cold, air is dry, the small number of people is gone to water of the mix into in Chinese prickly ash, in order to add its weight. Differentiate a method to be, grasp with the hand hard fragile, or the rub that use a hand is due froufrou.
2, when quality of Chinese prickly ash is bad, the small number of people is gone to drench in Chinese prickly ash green oil, make its look bright shine. Differentiate a method to be, grasp Chinese prickly ash forcedly with the hand, see a hand go up to whether have smeary or oily floodwater on low-lying land.
3, enter all sorts of impurity toward the mix into in Chinese prickly ash, in order to add its weight.
For example: (Earth of 1) , mix into (seed of Chinese prickly ash of 2) , mix into (leaf of Chinese prickly ash of 3) , mix into (grey broken bits of 4) , mix into (lever of branch of Chinese prickly ash of 5) , mix into.
4, in Chinese prickly ash of pure Han city, mix into enters nonlocal Chinese prickly ash in order to reduce its cost.
5, (1) , adulterate in, have a small number of people to make color good-looking, give Chinese prickly ash chromatically with dye. Differentiate a method to be, in taking cup of park of a few Chinese prickly ash, add a few warm water, see water whether become angry.
(2) , after joining Wenshui, look to whether the precipitation with dim or yellow orange color is generated, can differentiate whether mix into earth, sanded.
As a whole, raw the matter content of wool Chinese prickly ash that pass is commonly 18%- - 22% , and the scale with adulteration of very low Chinese prickly ash, adulterate price is achieved even 50%- - 60% . Anyhow, should buy good Chinese prickly ash to must master a hand to grasp, eye view, nose smell, mouth is tasted wait for basic method, and should be bought to normal and lawful warehouse, ability makes sure the authentic local speciality that buys cheap of qualitative actor price is tasted.  



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