Sentence:  Physicochemical investigations of anionic surfactants , including the soaps , have shown that there is <WSD>little</WSD> polymerization or agglomeration of the chain anions below a certain region of concentration called the critical micelle concentration . 
Meaning of the word marked with <WSD> tags:  (quantifier used with mass nouns) small in quantity or degree; not much or almost none or (with `a') at least some