Titanium dioxide itself has strong photochemical activity, and is prone to inactivation, yellowing, powdering, etc. under the sun, especially ultraviolet rays. A layer of inorganic material is wrapped on the surface of the titanium dioxide, which not only gets rid of the above defects, but also improves the characteristics of the titanium dioxide product.

Sulfonated cobalt phthalocyanine is an effective catalyst for removing mercaptan in light oil. Gasoline containing sour crude oil has a relatively high sulfur content.

Ammonia is a kind of ammonia water mainly composed of NH3·H2O. It is a colorless and transparent ammonia solution with pungent odor.

Hydroxypropyl toluene cellulose is a commonly used building material additive, which is widely used in industry and has a wide variety of types.

Store in a cool and ventilated warehouse. Avoid burning and heating. Separate oxidizer boxes to avoid mixed storage.

It has relatively low solubility to non-polar gases H2 and N2 during the absorption process, so the loss of pure gas is also small. This feature further constitutes its bright future as a decarburization solvent.

N-Methyldiethanolamine (MDEA) is commonly used to solve the acid gas containing hydrogen sulfide and CO2 in industrial production. It can absorb hydrogen sulfide and part of CO2.

Castor oil is the triglyceride of oleic acid. Castor oil is produced in the seeds of castor oil, and its proportion is 35%～57%." Castor oil is obtained by pressing or solvent extraction. There is basically no color or slightly yellowish color. It is clear and thick liquid; slightly gas; light and then slightly pungent.

The appearance of potassium hydroxide is white lumps or powder, with strong corrosiveness and strong alkalinity. When potassium hydroxide is exposed to gas, it is easily wetted by moisture in the air, digesting and absorbing carbon dioxide to become potassium carbonate.

Hydrogen peroxide, also known as peroxide, is a low-toxic substance, but if used improperly, it can still cause harm to the human body. Next, I will introduce you to the use of hydrogen peroxide and its hazards.

Comb grass is a characteristic plant that can be grown all over China. The oil processed from the seeds of comb grass is comb grass. Glycine max is a special medicine made from oil, which has extremely high medicinal value.

The classification of citric acid should be based on the number of crystal water contained, such as: anhydrous, monohydrate, and dihydrate. Anhydrous lemons can be obtained when the water content is controlled at a suitable ambient temperature during crystallization. acid.