Donkey-hide gelatin should be considered as yellow as transparent as amber and as dark as lacquer. The true ones have no smell of skin and are not soggy in summer. Fire test: Take a small amount of the sample and put it in the crucible to burn. It will burst at first, then expand and melt, emitting white smoke, with a strong aroma of sesame oil. After ashes, the residue will be black, loose, in the shape of flakes or lumps, and will not match the crucible. Adhesion; water test: boil to dissolve, the solution is light brown red, turbid, and white substances are precipitated, and there are oil droplets on the liquid surface. Take the glue and dissolve it in water, the liquid is clear and no turbidity; pat: pat the table hard with your hand, the fragment cross section is like If it is brown, translucent and has no foreign matter, it is genuine. If it is soft but not broken when patted, it is suspected to be a fake.

The first fake donkey-hide gelatin is cowhide glue, which is hard and not easily broken, and has a strong turbid odor when burned. There are no oil droplets on the surface of the water test solution; the second is miscellaneous leather glue, which has the aroma of soybean oil when burned. , the water test solution is dark gray brown red, with a few oil spots on the liquid surface; third is bone glue, the surface is opaque and dull, with small holes caused by bubbles, irregular wrinkles on the sides, hard and difficult to break, and slightly smelly ; The fourth is gelatin, which is smooth and bright, brittle, slightly smelly or smells like ink. After the fire test, it turns into white flaky powder and does not stick.

In addition, the donkey-hide gelatin solution did not agglutinate after standing for 4 hours, and the counterfeit product solution agglomerated into a paste.

In addition, turtle glue and deer glue are similar in appearance to donkey-hide gelatin, and should also be identified: turtle glue has a brownish slightly green surface with a yellow "oil head" on it, and is as clean to light as amber, Hard in texture; deer glue has a dark brown surface, translucent to light, with a thin yellow-white porous layer on one side, brittle and brittle, and a reddish-brown cross section with a glass luster.

1. Avoid greasy food.

2. Use with caution in those with weak spleen and stomach, vomiting and diarrhea, abdominal distension and loose stools, and cough with excessive phlegm.

3. Cold patients should not take it.

4. Pregnant women, patients with high blood pressure and diabetes should take it under the guidance of a physician.

5. This product should be taken before meals.

6. Take it according to the usage and dosage. Children should take it under the guidance of a physician.

7. If symptoms do not improve, worsen, or develop new serious symptoms after two weeks of taking the medicine or during the period of taking the medicine, you should stop taking the medicine immediately and go to the hospital for treatment.

8. People who are allergic to this product should not use it, and people with allergies should use it with caution.

9. It is forbidden to use this product when its properties change.

10. Children must use it under adult supervision.

11. Please keep this product out of reach of children.

12. If you are using other drugs, please consult your physician or pharmacist before using this product.