How to tell the real saffron, how to tell the real saffron

1. Water soaking method: take a few saffron filaments, put them in hot water, and observe the discoloration of the water. Although the filaments of saffron are red, its active ingredients are yellow after soaking in water, while fake saffron can only be dyed red and remain red after soaking in water.

2. Observation method: The tip of the filament of the genuine product is swollen with a bell mouth.

Filigree soaking in water: Take a few saffron filaments, put them in hot water, and observe the discoloration of the water. Observe the appearance:

The filaments of genuine saffron are flared at the tip. Wipe the flowers: Press the flowers against the white paper and rub them vigorously, then check the color of the traces.

Add iodine on drops: Drip iodine onto the filaments of the sample and observe if it turns blue.

1. Soak the filament in water

The true and false of saffron can be distinguished by soaking in water, although the filament of saffron is red, but its active ingredient is yellow after soaking in water, and the fake saffron can only be dyed red, and it is still red after soaking in water, as long as you take a few saffron filaments, put them in hot water, and then observe the discoloration of the water.

2. Observe the appearance

The part of saffron used in medicine is the stigma of the pistil of the saffron flower, which is picked and dried to show a red filament one by one, and the tip of the filament is swollen with a flared mouth.

3. Wipe the flowers

The wiping method can also be used to identify dyed fake saffron, take a sample of saffron filaments, and then rub them vigorously on white paper, and check the color of the traces after wiping, the traces of genuine saffron appear yellow or orange, while fakes show red traces.

4. Add iodine wine dropwise

The identification of saffron by iodine wine drop addition method uses the principle that starch meets iodine wine to turn blue, and the iodine wine is dropped onto the sample filament, if it turns blue, it means that it is a fake saffron made of starch, and the limitations of this method are larger, and the false saffron without starch can not be identified.

The authenticity of saffron can be distinguished by soaking, wiping, pressing, and iodine.

1. Water soaking method: After soaking the real saffron in water, you can see that the obvious yellow active ingredients are released from the surrounding of the filament, and the water will eventually be dyed golden yellow.

2. Wipe method: The traces of genuine saffron after wiping it vigorously on white paper are yellow or orange.

3. Pressing: After pressing the genuine saffron, there will be no oil stains on the paper.

4. Iodine wine method: iodine wine does not change blue after dripping into genuine saffron.

Notes:If the traces of the wiping method are not easy to develop, you can dip the filaments in water first and then wipe them.

<> take three or two saffron sticks and dip them in water, you can see that the orange-yellow color drops in a straight line, and the water dyes yellow, but the flowers do not fade. The flowers are red, but the water is bright pale yellow. And there should be no powdery precipitation, and precipitation must be doped.

In addition, if the flowers become brown or white or other colors in a short period of time, or if they are broken, it is also fake, and the flowers should be bright red and do not fade and do not break.

Authentic saffron has a very strong floral fragrance and is very special, while fake or adulterated goods have a faint or even unsmelling taste. If you want to know the authentic taste, you may wish to go to a regular pharmacy to have a look, and you can know the authentic fragrance with the fake.

Put the saffron on the white paper, spread it out and observe carefully, ** saffron is long, dark red, no oily luster, and the yellow flower column is small for the top grade, and the quality is brittle and easy to break after drying. Although broken, each part is trumpet-shaped or put the saffron in a white bag, after shaking it a few times, the pollen of the saffron will stick to the bag, yellowish, obvious.

Use a tissue paper to take a small saffron wrap and squeeze it vigorously in the middle, the paper should not leave oil marks, otherwise it will be doped with mineral or vegetable oil.

Look at the color of the soup: Authentic Iranian saffron is golden yellow when brewed in hot water for the first time, and it is golden yellow after repeated brewing, and it can be dark golden yellow when brewed with hot water. Fake saffron can be golden yellow without soaking at one brew, and the flower body is seriously faded.

Hand grinding type: Authentic Iranian saffron is soaked in hot water and kneaded by hand, the shape is relatively complete, and the hand will be dyed golden yellow, which is not easy to wash off the color. If you pinch the fake one on your hand, it will become a paste or be easy to break, and the color of your hand is orange and easy to wash off.