Fig. 5. Measured chemical shifts () of ß deuterium of d₅–pyridine in aqueous suspensions of untreated, NaOH-treated, H₂O₂–treated, and H₂O₂ + NaOH-treated WDCs, and the standard clay as a function of pH. Data for background solution (0.01 M NaCl) is shown for comparison.

Return to article