| http://www.w3.org/ns/prov#value | - Preferred nonionic emulsifying agent(s) are those selected from the compounds having the general formula: ##STR1## where each R, R1 and R2 is any hydrocarbon group, preferably an alkyl radical containing from about 8 to about 21 carbon atoms, and each of y and y1 is an integer that represents the average number of ethylene oxide units or segments in the emulsifying agent(s), which is the mean of a
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