P-test-butyl benzoic acid (PTBBA) is a colorless needle crystal or crystalline powder. It is an important organic synthesis intermediate widely used in chemical synthesis, cosmetics, flavors, and fragrances, etc., such as alkyd resin. Improvers, cutt…
Vanadium hydroide, ultrafine, micron, gray-black powder, chemical formula VH2. Purity: 99%Particle Size : 325mesh About vanadium hydride VH2 powder: The vanadium hydride is a unique hydrogen-absorbing/desorbing pressure that approaches a binary…
Concrete is classified as high-strength concrete based on 28-day strength. Until the 1970s, concrete with a strength of more than 40Mpa was classified as high-strength concrete.…
The German import price index rose 4.3 percent month-on-month and 32.7 percent year-on-year in August 2022 due to energy shortages, the largest year-on-year increase since March 1974, data from the German Federal Statistical Office showed on October…