EDTA-4Na is an important chelant of metal ion. It is ... , water treatment agent, color photosensitive and paper industry.ItemsstandardsContent (C10H12N2O8 Na4*2H2O,M=416.23),%≥ 99PH:(1%water solution,25℃)10 ... .05Fe%≤0.001Heavy metal Pb%≤0.002AppearanceWhite crystal powderNTA%-----Keywords:EDTA 4Na 2H2OBaoding Kaiyue Chemical Co.,LTDTel:+86 03123220379Fax:+86 03133289655Copyright ...