Tungsten Trioxide yellow powder. Tungsten trioxide, yellow powder, insoluble in water. Soluble in alkali. This is used for the manufacture of high melting points alloys and hard alloys, as well as tungsten wire and fireproof material. Color: yellow,…
iPhone13 released; preorders will start on the evening of September 17; will this bring new challenges tothe lg x charge lcd screen industry? Apple(US: AAPL) earphones are over, launch the iPhone 13 series, maintain 4 models,replace with A15 bionic p…
One day skyrocketing 11,000 yuan/ton! Chemical raw materials collectively broke the record According to industry insiders, the current lithium salt price rise is obvious, and mainstream manufacturers continue to be bullish. With the superimposed term…
3A molecular sieve is the type A sialic acids potassium salt. 3A molecular Sieve can be used to adsorb molecular that have a diameter of no more than 3A. About Molecular Sieves 3A The type A sialic acids potassium salts are 3A molecular sieve. 3…