Russia's insistence on paying for Russian gas in rubles has rattled European countries: Greece held an emergency meeting of suppliers, the Dutch government would urge consumers to use less gas, and the French energy regulator told consumers not t…
Melamine water reducing agent is the product of the reaction that melamine is first sulfonated by sulfuric acid and then condensed with formaldehyde, so the chemical name is sulfonated melamine-formaldehyde resin, which belongs to the anionic surfact…
enzyme is an indispensable substance for the normal operation of human function has important application value in the treatment of many diseases. However the high production cost difficult preservation of natural enzyme greatly limit its f…
Crystalline quartz powder is a great choice because of its smooth surface and large specific area. It also has high stability chemical properties. Purity: 99.9%Shape: Spherical Size: 300nm About Spherical Quartz Powder Spherical SiO2 Spherical…