Red tide eliminating composition and method for getting rid of red tide

摘要

PCT No. PCT/JP97/01299 Sec. 371 Date Oct. 14, 1998 Sec. 102(e) Date Oct. 14, 1998 PCT Filed Apr. 15, 1997 PCT Pub. No. WO97/38580 PCT Pub. Date Oct. 23, 1997This invention provides a red tide eliminating composition comprising: (a) at least one (polyoxyalkylene) fatty acid ester represented by the formula (1) RCOO (AO)nH(1) wherein R represents a C7-22 alkyl or alkenyl group, n represents an integer of 1 to 30 and AO represents a C2-4 alkylene oxide, and (b) at least one powdery adsorbent; wherein, based on the total weight of the above at least one (polyoxyalkylene) fatty acid ester (a) represented by the formula (1) and the above at least one adsorbent (b), the above at least one (polyoxyalkylene) fatty acid ester (a) represented by the formula (1) is present in an amount of 1 to 70 wt. % and the above at least one adsorbent (b) is present in an amount of 99 to 30 wt. %; and a method for eliminating red tide by use of the composition.