| http://www.w3.org/ns/prov#value | - O/W-emulsion fluids are known to operate usually in the pH-range of approx. neutral to moderately alkaline, for example, in the pH-range of about 7.2 to 11 and in particular about 7.5 to 10.5, and thus for these reasons alone there is no aggressive hydrolytic attack on the ester bond.
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