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Publication of GR990100450ApublicationCriticalpatent/GR990100450A/en
Publication of GR1003752BpublicationCriticalpatent/GR1003752B/en
The present invention aims at revealing a method for the production of FeCISO4 according to DIN 19602/2.87, using widely commercially available raw materials that are friendly to the operator, such as 30-37 % hydrochloric acid, dense 60-99 % sulphuric acid and hematite (trivalent iron oxide) of a Fe2O3 content of at least 90 % w/w in power form of a size distribution less than 1 mm in an acid resistance pressure reactor.According to the method the reaction product must be finally adjusted for conformance to the specification of the to DIN 19602/2.87 standard and the AWWA B407-93 standard (for free acidity).
GR990100450A1999-12-301999-12-30Method of production of a feciso4 (iii) solution according to din 19602/2.87
GR1003752B
(en)