On the quality of alum esters
The quality of alum esters is quite important in material use. Its quality is also different in nature, and it can meet all needs.

Viewing its shape, or in the form of powder, fine and uniform; or in the form of crystals, clear and bright. The color is often plain, or as white as frost and snow, pure and flawless.

Its nature is mild, and it can change when it encounters other things. It dissolves with water, can be turned into invisible, and forms a clear liquid, which can be applied to various purposes.

In the matter of craftsmanship, the quality of alum esters can be used to fix color. When the fabric is dyed, it is coated with alum ester, and the color is firm and will not fade over time. And in the industry of tanning, it can make leather flexible and durable.

It also has its own merits in the medical way. Its liquid can be applied to the diseases of the skin, and it has the effect of convergence. It can make the sores gradually close and the swelling and pain gradually disappear.

It is also prudent to use it. The amount is related to the pros and cons of success or failure. If it is too much, it will be harmful, and if it is less, it will be difficult to use it. Therefore, the operator must carefully observe the physical properties and weigh the dosage, so as to obtain its benefits and avoid its harm. The quality of alum ester, the work of all karma, should not be underestimated, and if it is used well, it is a treasure of material use.