In recent years, blood perennial is bright and bright, and it is loved by many friends. The real blood is very rare. Therefore, there are some businesses that make a real blood hole, to serve as the top grade blood, so as to obtain high profits. Let's talk about the blood cell identification methods.
1. Put the blood in the prepared saturated salt solution, the real blood will float on the water, the counterfeit will sink into the water, and the current counterfeiting technology is getting higher and higher, even if it is floating in the water, It is also very likely to be a stained blood cell. Its color is not natural, but its composition is natural amber, so it can float on the water.
2. The scent is smelled by heating or rubbing the blood, and the blood is a kind of amber. The true amber has a natural pine scent, which is emitted after heating the amber. Those plastic products will not have a loose fragrance, but those dyed blood can still emit aroma, but the general taste is extremely light, even light.
3. Put the blood cell under the violet light, there will be a certain fluorescence reaction, which is the characteristic of all amber, while the fake amber does not have this characteristic, the fluorescence reaction of the stained blood cell is very dull, and the natural blood There are differences, more obvious.
4. You can observe the bubbles inside the blood cell, the real amber will contain a certain amount of bubbles, and the shape is generally circular. The imitation blood spurs either do not have any bubbles, or the shape of the bubbles is long and flat.
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