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Citric Acid Concrete Admixtures

Citric Acid Concrete Admixtures

2006-6-23 · The reaction of the cement retarders tartaric acid sucrose and lignosulfonate with tricalcium silicate C3S tricalcium aluminate C3A and C3Agypsum have been studied by 27Al and 29Si MAS NMR spectroscopy SEM XRD and XPS to gain an understanding of the effect on the individual minerals prior to studying a typical sample of portland cement.

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