Fig. 2From: The use of gels in localized dechlorination treatments of metallic cultural heritage objectsEDS-SEM observation of an iron ingot fragment electrochemically treated with a 3%w/w Agar gel with 1% KNO3 1%w at -1.04 V/SCE for 2 Hours: a Photo in Backscattered Electron (magnification × 65), b mapping of the Fe, c mapping of the Cl, d mapping of the OBack to article page