Digital display constant temperature magnetic stirrer | constant temperature magnetic stirrer | high power constant temperature magnetic stirrer | 79-1A constant temperature magnetic stirrer

Magnetic stirrers There are two main types of stirrers currently used in laboratories: electric stirrers and magnetic stirrers. Among them, the magnetic stirrer is suitable for mixing and stirring thinner liquids. Here, briefly introduce a few issues that should be noted during the use of the magnetic stirrer:
First, when using for the first time, first check whether the accessories provided with the instrument are complete according to the instrument manual, such as the stirring bar, power cord, etc .;
Second, the speed should be gradually adjusted from low speed to high speed, it is best not to start directly at high speed, so as not to cause the mixer to be out of synchronization, causing jumps;
Third, it cannot be heated without stirring, and the power supply should be cut off when not working;
Fourth, the instrument should be kept clean and dry, especially do not let the solution enter the machine;
Fifth, if you find that the stirring bar is jumping or not stirring, please check whether the beaker is stable and the position is correct;
Sixth, medium-speed operation can extend the life of the mixer;
Seventh, it is best to be able to connect to the ground when using.
Digital display constant temperature magnetic stirrer | constant temperature magnetic stirrer | high power constant temperature magnetic stirrer | 79-1A constant temperature magnetic stirrer

For more information, please log in http: //

Mascara is used to darken, lengthen, thicken, or draw attention to the eyelashes. It is available in natural colors such as brown and black, but also comes in bolder colors such as blue, pink, or purple. Some mascaras also include glitter flecks. There are many different formulas, including waterproof versions for those prone to allerqies or sudden tears. It is often used after an eyelash curler and mascara primer. Many mascaras now have certain components intended.

Makeup was considered unsightly and uncouth in Western culture until the Victorian era. During the Victorian era, social opinion shifted radically towards the promotion of cosmetics, and women were known to spend a majority of their day occupied with beauty regimens. Great efforts were made to create the illusion of long, dark eyelashes.Attempting this, Victorian women made a type of mascara in their own homes.They would heat a mixture of ash or lampblack and elderberry juice on a plate and apply the heated mixture to their eyelashes.

The product that people would recognize as mascara today did not develop until the nineteenth century. A chemist named developed a cosmetic using the newly invented petroleum jelly. The name Rimmel became synonymous with the substance and still translates to [mascara" in the Portuguese, Spanish, Greek, Turkish, Romanian, and Persian languages today.

Mascara

Waterproof Mascara, Non-Smudge Mascara, Lengthening Mascara, Thickening Mascara, Volumizing Mascara, Curling Mascara

Zhejiang Zhongyimei Industry Co., Ltd , https://www.queeeny.com