Tungsten Trioxide yellow powder. Tungsten trioxide, yellow powder, insoluble in water. Soluble in alkali. This is useful for the production of high melting points alloys and hard alloys, as well as tungsten wire and fireproof material. Color: yellow,…
In the medium term, China's domestic iron ore demand will maintain a marginal weakening trend. On the one hand, in the "strong infrastructure and weak real estate" pattern, the end demand improvement is expected to be weak, iron ore demand will also…
Guotai Junan released a research report saying that under the background of carbon neutrality, the scarcity of coal mines is prominent, and the value of assets will continue to increase. The high point of capital expenditure in the coal industry appe…
The powder is white or colorless monoclinic crystals. Melting point: 38degC (anhydrous), 103.5degC (monohydrate). What is PTSA? PTSA P Toluene sulfonic Acid features a rich and fine foam with low degreasing powers, good biodegradability, and low i…