Cobalt oxalate powder in pink color. International Research Lab We ... oxalate powder for use ceramicPink powder, uniform color, no agglomeration, uncontaminated.Following is our standard ... specification. PropertiesGrade AGrade BTest MethodAppearancePink powder, uniform color, no agglomeration, uncontaminatedVisual inspectionCo 31.50%Complexometric ... High purity cobalt oxalate powder/ pink color