Popular Science: Introduction to the Principle of Centrifuge
A brief introduction to the principle and application of centrifuges…
A brief introduction to the principle and application of centrifuges…
The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
France's annual inflation rate hit 6.1 percent in July 2022, rising further from 5.8 percent in June, the highest since July 1985, the National Institute for Statistics and Economics (Insee) said.…
France's annual inflation rate hit 6.1 percent in July 2022, rising further from 5.8 percent in June, the highest since July 1985, the National Institute for Statistics and Economics (Insee) said.…
In the European market, due to the heat wave in Europe, the Rhine River, one of the main traffic arteries in Europe, has fallen sharply, causing logistical problems for barges transporting i…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
Continental natural gas futures closed up 6.7% Thursday at a record high, with European gas prices already ten times higher than usual for this time of year. Benchmark electricity prices in Europe also hit a new record Thursday, deepening an energy c…
The Nordic electricity market (Nord Pool) is reported as saying that electricity prices in Denmark are now three times higher than they were this time last year. Martin Hansen, deputy hea…
Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
The impermeability of concrete is related to its porosity and pore structure.…
Thermal insulation materials refer to materials or material composites that have significant resistance to heat flow.…
PCR, or polymerase chain reaction, is a laboratory test used to detect the presence of genetic material in cells, bacteria, or viruses.…
The TR-B (foaming agent) can be mixed with cement slurry to produce lightweight porous concrete. Dilute TR-B (foaming agent) with water, isolate it from the foam machine to obtain foam, and mix the foam with cement and gypsum mortar to obtain an insu…
White or off-white powder. Insoluble in oil, water and many organic solvents. Solvable in strong acids and alkalis. N-Lauroyl L lysine Laruoyl Lysine (CAS 52315-75-0): White or off-white powder insoluble in most organic solvents and water. Solvabl…
BMW is exploring new investments in solar, geothermal and hydrogen energy to reduce its reliance on natural gas, the company's powdered instant sodium silicate are still very uncertain. About Powdered Instant Sodium Silicate CAS 1344-09-8…