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A pipette is a container which is used in labs to carry a liquid from one place to another. It is a tube that, in general, has a widening in the middle and that has some type of cap on its top so that the liquid in question does not spill.

Pipettes have rules or scales that help you know exactly how much liquid they hold inside. his surface it is transparent, so that the liquid and the mentioned scale can be easily observed.

These instruments They help to move a liquid from one container to another, something very important when making experiments Chemicals The tip of the pipette must be introduced into the vessel from which the liquid is to be obtained and the mechanism that causes the pipette to suck the contents out. When collecting the desired amount, it is necessary to seal the suction mechanism and move the pipette, with the liquid inside, to its destination, to proceed to the discharge.

It is known as Pasteur pipette to a type of dropper that is usually formed by a glass tube with a cone-shaped edge. It was created by Louis Pasteur, the French chemist also responsible for the development of pasteurization, and is used to transfer small amounts of liquid, in cases where it is not necessary to precisely control the volume of liquid that is transferred.

A notable difference with the aforementioned pipettes is that Pasteur's does not indicate the volume of the liquid it contains. Regarding its operation, it has an opening in one of its ends to allow the substances to pass through and a balloon in the other, which must be pressed to expel the air that is inside the pipette, so that when release it and immerse the utensil in a liquid it can enter through the opening .

Pipettes, on the other hand, constitute a very popular instrument for application of certain veterinary products in dogs and cats . In this sense, pipettes are used so that an insecticide acts on the skin of pets , protecting it from the action of external parasites such as ticks and the fleas .

Thanks to its rapid action and ease of application, pipettes have become one of the most popular methods to combat these parasites and to take care of the Health of domestic animals.

The flea pipette is usually placed in the area of ​​the animal known as cross, which is equivalent to the highest point of the shoulder blades (or scapulae), just where your neck ends. In order for its action to be effective and lasting, it is recommended to separate your hair with one hand and apply the product with the other, making direct contact with the skin.

It is important not to have bathed the animal in the last two days before the application of the pipette and do not do it during the time that it is intended to take advantage of it, since the absorption takes place thanks to the fat of your skin. The product spreads throughout the body and offers an efficacy generally superior to that of alternative antiparasitics.

In general, the flea pipette guarantees a protection of one month, although its effectiveness varies according to the brand and the life of the animal; the dogs Those who are lucky enough to live in rural areas are more likely to attract fleas and ticks than those who have to endure the gray routine of the city, so the same pipette can have different results.

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