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Among the various kinds of honey in the market, especially in the bulk honey sold by some hawkers, there are some honey adulterated, mainly sugar, water and starch, and some honey also contains impurities and impure texture. As long as you master a certain identification method, honey adulteration can be seen.
1. Drip honey on white paper, if the bee density gradually seeps out, it means that there is sucrose and water. Honey mixed with sugar has poor transparency, is not clear, is cloudy, and has a poor floral aroma. The color of the honey mixed with brown sugar is dark; The honey mixed with sugar is pale in color.
2. Honey mixed with flour, starch or corn flour has a cloudy color and a taste that is not sweet enough. Put a small amount of honey into a cup, add an appropriate amount of water to boil, and after cooling, drop a few drops of rice wine and shake well, if the solution turns blue or red or purple, it means that there are starches in the honey.
3. Insert the red-hot wire into the honey, if there is sticky matter attached to the wire, it means that there are impurities in the honey. If the wire is still smooth, there are no impurities.
4. Take one point of honey, add two points of cold boiled water and four points of 95 points of alcohol, mix well and put it for a day and night, if there is no impurity precipitation, it means that the quality is pure.
5. If the honey can be pulled into a long filament with chopsticks, and the filament will automatically retract into a ball, it is the top grade.
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Wild honey crystallizes when placed naturally, and freezes like lard (it doesn't need to be frozen).
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1. Test with a paper towel.
Drops on paper towels will spread out like water, forming a water-agent mark. Pure natural honey is like an oil stain, and it feels as round as oil spots.
Of course, professional methods require equipment identification, and this alone cannot completely determine the authenticity of honey. Otherwise, the equipment that is so expensive in the laboratory is just a decoration.
2. Look at the crystallization.
Half a bottle of honey is crystallized, but the bottom is crystallized, and there is no crystallization at the top, which means that it is not pure natural honey.
Pure natural honey crystallization, it is like this, the whole bottle of honey begins to crystallize, and then completely crystallizes and freezes. If you look from left to right, you can see that there is no honey crystallization as a whole, and buying this kind of honey means that you are buying authentic natural honey. There is also the fact that we can pay attention to the time to buy honey, and it is best to buy honey at the flowering time.
3. Black cloth detection method.
It is to take a black cloth, take a small amount of honey and spread it evenly on the honey, and then dry it in the sun, if the white powder is left on the surface of the cloth, then this honey contains white sugar, and the powder will fall off when you scrape it by hand.
4. Mix honey with water.
It is to take a small amount of honey mixed with water, and then apply it to the back of the hand, do not apply a lot at once, apply it slowly, and then wait for it to dry, if there is a white powder on the back of the hand where the honey is applied, it means that this is honey with added sugar.
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Take a small amount of the solution to be tested and add the Feilin reagent to heat. If a brick-red precipitate appears, it indicates that there are reducing sugars.
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There is no need to test, more than 80% of the composition of honey is sugar, and it is not called honey without sugar!
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Here's how to distinguish white sugar honey from pure honey:
1. Look at the color.
Real honey is transparent or translucent in color. Because real honey contains some protein wild oranges, biological enzymes, minerals and pollen, it does not look very bright, white, pale yellow or amber, and light color is preferred. Because fake honey is boiled with white sugar or passed off with syrup, it has a bright color, generally light yellow or dark yellow.
2. Look at the shape.
Real honey is a viscous liquid that provokes visible flexible filaments and flows continuously. Fake honey has suspended solids or precipitation, low viscosity, drop-like drops when provoked, and has broken ridge and fiber flow.
3. Smell the smell.
Real honey smells pure and natural, with a faint floral hint of botanical, while fake honey smells pungent or fruity sugar.
4. Taste.
Real honey is sweet and delicious, with a sticky mouthfeel, and the travel imitation has a slight sour taste, and the aftertaste is long. Fake honey tastes bitter or chemically strange when tasted carefully, has no aromatic flavor, and the crystalline blocks chew like granulated sugar, and the sound is crisp and loud.
5. Hot water dissolving.
Put a spoonful of honey into a cup, add four to five times hot water to dissolve it, and let it stand for three to four hours if no precipitation occurs, it is pure honey and good honey. Otherwise, it is fake honey.
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Pure honey is the nectar or secretion of bees collecting plants, which is fully brewed, and the taste is simple and sweet, but not greasy, and different honeys have different nectar sources and floral aromas, which are more layered. White sugar honey is made by adding a lot of sugar to a little pure honey, and the honey mixed with white sugar will have a sugar taste other than sweetness, and the taste is not good.
However, taste is a more subjective aspect of silver, and the most important thing to distinguish between the two is the ingredients, so you need to check the test report, pure honey contains a variety of ingredients that can be slowly absorbed by the human body.
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1. Look at the luster and color: because honey contains some proteins, old lead biological enzymes, minerals and pollen, it does not look very bright, light yellow or amber, and light color is better.
2. Smell the smell: Real honey smells pure and natural, with a faint floral fragrance, while fake honey smells pungent and peculiar.
3. Crystallization identification: fake honey is not crystallized, but the white sugar added to some fake honey will also precipitate under certain conditions and form a precipitate at the bottom of the bottle. The crystals of real honey are relatively soft, and they can be easily twisted on the fingers, giving them a delicate feeling.
4. Taste identification: real honey is sweet and delicious, with a slight sour taste, and the crystalline block is crispy when it enters the tooth, and it melts when it is contained, while the fake honey has a bitter and astringent taste, and the crystalline block chews like granulated sugar, and the sound is crisp and loud.
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Generally speaking, the color of honey will deepen when white sugar is added, and it may taste like jujube macro in addition to the sweet taste, and some white sugar has a strong taste.
From these aspects, it is not accurate to judge, and the inspection report shows that pure honey contains more than 180 substances, of which the sucrose content is less than 5%.
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1. Identification of honey with sugar.
1. Fake honey is made by boiling sucrose (white sugar or brown sugar) with alkaline water, and there is no honey in it, or there are very few honey components. Its quality characteristics are that there is no natural honey floral smell, but a smell of boiled syrup, no moist taste when tasting, and the taste of white sugar water.
2. In order to further confirm the fake honey, you can use a red-hot thick iron wire and insert it into the honey. Fluorescence may also be used. Take 1 part of the suspicious honey and mix it well with the water, apply a 2 3 mm thick layer to the opaque glass slide, or put it in a fluorescent test tube, and observe fluorescence in a dark room.
3. Generally in natural honey, the color is yellow and slightly green, it is high-quality honey, if the color is grass green, blue-green, it is inferior honey, if the color is gray, it is fake honey made of sucrose.
2. The difference between real honey and fake honey.
1. Color. There is a clear difference in color between real honey and fake honey, and those real honeys, especially *** honey, are mostly pale yellow or amber, and their luster is not obvious. Fake honey is mostly made of syrup made from white sugar, which is bright in color, looks clear and translucent, and is mostly yellow or dark yellow in color.
2. Smell. There is also a clear difference between real honey and fake honey in terms of temperature, those real honey have a natural floral fragrance, and the floral fragrance of each honey is similar to the floral fragrance of the nectar source plant, while the fake honey also has a fragrance, but it is a strong essence, the smell is more pungent, not natural at all, and some fake honey will also have a strong sour or alcoholic smell.
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After honey is added with white sugar, it is generally difficult to judge from the appearance of pure honey.
When choosing honey, you should still check the test report and judge from the composition.
Scoop a spoonful into the tea water, if the tea water does not turn black, it is good honey.
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