It is reported that from November last year to January this year, the unemployment rate in Brazil rose to 14.2%, an increase of 0.3 percentage points from the previous three-month statistical cycle. The number of unemployed people in the country duri…
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.…
The powder is white and easily soluble, in alcohol, ether or water. However, it is not very soluble, in benzene. About Sodium 4-methylbenzenesulfonate: Sodium 4-methylbenzenesulfonate has the characteristics of rich and fine foam, low degreasing…