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…
iPhone 13 and MacBook shortages could be Apple next big problem Apple reported sales growth across the board during its third-quarter 2021 earnings call, but company executives warned that supply shortages limiting MAC and iPad sales could limit iPho…
According to the chemical composition, water reducing agent is usually divided into lignosulfonate type of water reducing agent, naphthalene series of high-efficient water reducing agent, melamine series of high-efficient water reducing agent, amino…
Adding high-efficient water reducing agent is the most direct and effective means to adjust and optimize the ratio of concrete and improve and strengthen the properties of concrete, which can meet the requirements of most concrete construction at pre…
Yellow white waxy solid/glue body. Soluble in water, ethanol, slight solubles in acetone, insolubles in diethylether and benzene. Dodecy dimethylbenzyl ammonium bronmide Dodecy dimethyl ammonium bromide can be obtained from natural plant coconut o…