About uslocationPrivacy policyInquiriesLink Home Business Description Water Treatment Chemicals Water treatment chemicals Boiler water treatment agent Cooling water system treatment agent Air conditioning related water treatment agent Chemical cleaning agent Ion exchange resin MA system (electromagnet water treatment device) Various industrial chemicals PAC, sulfuric acid band, polymer flocculant, caustic soda sulfuric acid, sodium hypochlorite, etc. Grout device Copyright (c) Heisei Riken Co., Ltd. All Rights Reserved.