Addition of {TAIL ~ up to 60 wt% organic acid} to {HEAD ~ the calcium hydroxide solution} or suspension is preferred 
Addition of { TAIL ~ up to 60 wt% organic acid } to { HEAD ~ the calcium hydroxide solution } or suspension is preferred
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH