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The common problems of foamed concrete are bubbling, cracking, collapse, shrinkage, and other phenomena. To treat these phenomena, the proper medicine can be found, and the cause can be effectively solved.…
Cationic surfactants exhibit excellent emulsification. It can be used in conjunction with nonionic, amphoteric and cationic surfactants. Stearyl trimethylammonium chloride Stearyl trimethyl ammonium chlorineide has the following characteristics: r…
Recently, US President Joe Biden concluded his first visit to the Middle East since taking office. During the visit, Biden said that the United States will be an active partner in the Middle East for a long time, but Middle East leaders have not clea…