Caustic soda (emanyirwe nka sodium hydroxide) n’omubazi gw’amakorero ogurikukoresibwa omu miringo mingi kandi ogurikukoresibwa omu makorero maingi otwariremu eby’emyenda, ebipapura n’empapura, alumina, sabuuni n’ebintu by’okushemeza, okushemeza amajuta n’okuboneza amaizi. Nikikira kuguzibwa omu miringo ebiri ey’omubiri: amaizi (alkali) n’ebigumire (flakes). Caustic soda flakes nizooroba kutwara omu myanya miraingwa kandi nizo zirikukunda munonga kutwarwa aheeru y’ihanga. Kampuni egi niyo eri omurundi gwa kabiri omukukora caustic soda omuri India kandi buri mwaka neekora tani miriyooni 1.