Abstract:
A SPRAY OR SCRUB SOLUTION FOR REMOVING IODINE FROM GASES IN CONTACT THEREWITH COMPRISES: (A) AN AQUEOUS SOLUTION ADJUSTED TO A PH IN THE RANGE 9 TO 10 WITH AN ALKALI METAL HYDROXIDE SUCH AS POTASSIUM HYDROXIDE OR SODIUM HYDROXIDE, SAID SOLUTION CONTAINING (B) UP TO .3 WEIGHT PERCENT BORON AS BORATE, (C) A REDUCING AGENT FOR MOLECULAR OR ATOMIC IODINE SELECTED FROM THE GROUP CONSISTING OS SODIUM THIOSULFATE AND FORMALDEHYDE, AND (D) FORM 0 TO AN EFFECTIVE AMOUNT OF A FREE RADICAL GETTER, OR A MATERIAL WHICH REACTS WITH HYDRATED ELECTRONS.