Official French data shows that for three consecutive days, there were more than 140,000 new confirmed cases in a single day in France: 145,560 new cases on the 23rd, 148,635 new cases on the 24th, and 143,571 new cases on the 25th. The daily average…
PPH can be substituted for isophorone (cyclohexanone), DBE (benzyl Alcohol), ethylene glycol and the phenylether series of benzyl alchohol to reduce the toxicity. What is PPH Propylene glycol Phenyl Ether? Propylene phenyl glycol is a solvent with…
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,…
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