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SiliaBond® PH Stability

To test the stability of grafted organic functions, we put 10 samples of 10 grams of chloropropyl-functionalized silica gel in 10 solutions of different pHs from 1.00 to 12.00. The gel was stirred for 1hr in a 1:1 methanol water mixture at RT. The loading of Si-chloropropyl gel was determined by CNS after this treatment and compared with its initial value.

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