https://www.selleckchem.com/pr....oducts/eprosartan-me
The production of urea, used inter alia in agriculture, is increasing. Therefore, urea hydrolysis products are expected in groundwater. Due to lack of new research on the influence of urea on the technical condition of concrete structures, the changes that this compound may cause to hardened cement paste were initially check. After 11 months of immersion of hardened cement paste in 20% CO(NH2)2 solution, tests were conducted at different depths of penetration. A pH of 11.97 was recorded in the first layer with a thickness of
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