why we use x terra columns at higher ph ?
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Answer / sandip
Because some of -Si group replaced by -CH3, thus
subsitution greatly reduced the solubility of the base
silica at high pH.
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Answer / kiran kumar
X-terra column pH range is 1-12. these columns are end capped columnns , means free silanols are substituted with some other bulky groups.so very less acitidy.
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