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Bamboo charcoal and bamboo charcoal have a special shape, so they will not be confused with ordinary charcoal. It is easier to counterfeit the granular charcoal, because it is crushed, the particles are squeezed and ground with each other, and some bamboo granular charcoal has a smooth shape, which is easy to be confused with charcoal, and also leaves an opportunity for some unscrupulous businesses. The more obvious and easily discernible differences are:
1. The fiber texture of the bamboo granule charcoal section is very obvious and the luster is good, relatively speaking, the fiber texture of the charcoal is gray;
2. Bamboo granular charcoal is easy to find the unique smooth shape surface of bamboo, while charcoal basically does not have this very obvious smooth surface.
In addition, from the perspective of characteristics, there is also a clear difference between the two, but it is not easy to distinguish simply, and it needs to be detected by instruments
1. The specific surface area of bamboo charcoal is three times that of charcoal, which makes the adsorption of bamboo long charcoal larger than that of charcoal or other materials, and the adsorption power is more than 8 times that of charcoal.
2. The minerals contained in bamboo charcoal are 8 times that of charcoal, because the minerals contained are alkaline ions, so it can make a weak alkaline sweet pure mineral water with a pH of about 8, in addition to the good taste, it can balance the acidic physique of modern people.
3. The carbon content of charcoal is about 87-93%, so it can be used as a good fuel; The carbon content of bamboo charcoal is about 75-86%, which is not suitable as a fuel-based charcoal, and the bamboo can be better adsorbed, filtered, far infrared and blocked electromagnetic waves after activation.
4. The anion of bamboo bichotan is 5 times that of charcoal, and the anion effect has strong deodorization and purification functions, and has a special effect on improving water quality and air quality.
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In recent years, bamboo charcoal products with its natural characteristics and special health care functions are gradually favored by the majority of consumers, but because the quality of bamboo charcoal is affected by factors such as the material, storage, firing temperature, and firing method of moso bamboo, there will be completely different quality, high-quality bamboo charcoal products can indeed bring a lot of convenience to consumers and help solve many small problems in life. At present, the quality of bamboo charcoal on the market is uneven, and it is difficult for general consumers to distinguish the advantages and disadvantages of bamboo charcoal products from the appearance, in order to enable consumers to truly share the various magical effects and conveniences of bamboo charcoal, and avoid accidentally buying inferior bamboo charcoal products, the following is a simple identification method for the quality of several bamboo charcoal:
1. Adsorption: The specific surface area of high-quality bamboo charcoal is generally relatively large, and its main performance is strong adsorption, while the inferior bamboo charcoal has weak adsorption capacity or basically no adsorption capacity due to incomplete carbonization.
Identification method: put the bamboo charcoal into the cup, add water, a good bamboo charcoal will produce a large number of blisters in the water, and there will be a rustling sound at the same time, the more blisters, the louder the sound, it indicates that the stronger the ability to absorb Wang Chun, this is because the bamboo charcoal will discharge the air in the micropores in the process of water absorption, so it will produce blisters and sounds. Inferior bamboo charcoal will not blister, or a small amount of blistering, and there is basically no rustling sound.
2. Electrical conductivity: high-quality bamboo charcoal due to complete carbonization, high degree of graphitization, has good electrical conductivity, its resistance is generally below 10 ohm anthium, inferior and resistant bamboo charcoal due to incomplete carbonization, its basic non-conductivity, even if there is some conductivity occasionally, its resistance is also above 150 ohms.
Identification method: 1) It can be detected with a resistance pen, low resistance and good conductivity indicate that the quality of bamboo charcoal is excellent, otherwise it is inferior bamboo charcoal.
2) Insert the power supply of the battery lamp into the bamboo charcoal at both ends, the high-quality bamboo charcoal has good conductivity, so the battery lamp will be on, and the inferior bamboo charcoal is not lit because it has no conductivity.
3. Electromagnetic wave absorption: high-quality bamboo charcoal is a good absorbing material due to the formation of a natural ferrite microcrystalline structure due to high-temperature carbonization, while inferior bamboo charcoal is mainly fibrous structure due to incomplete carbonization, and has no wave-absorbing ability.
Identification method: 1) Detection with electromagnetic wave detector.
2) Put the bamboo charcoal in front of the computer to use the mobile phone, and the screen of the mobile phone will not flash when the high-quality bamboo charcoal is placed in front of the computer; Inferior bamboo charcoal has no absorbing effect, and the screen will flicker as usual when using the phone.
4. Decomposition ability: high-quality bamboo charcoal has a strong decomposition ability to various organic matter, and low-quality bamboo charcoal basically has no decomposition ability.
Identification method: put the bamboo charcoal into the water cup, drop two drops of blue ink, good bamboo charcoal will decompose the ink into water in 5 minutes, and the inferior bamboo charcoal can not decompose the blue ink into water.
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