00297cam a2200097 a 450008200120000024500380001226000550005030000210010550000510012665000220017700a661 CHE00aChemical industries in Sri Lanka.  aColombo :bInstitute of Chemistry, Ceylon,c<1997>  av. <2> :bill. ;  aDescription based on: v. 2, published in 1997. 0aChemical industry