Message: | EDTA-4Na is an important chelant of metal ion. It is used as additive, activator, clean water agent and metal ion masking composition for cleanse industry, polyreaction, water treatment agent, color photosensitive and paper industry.ItemsstandardsContent (C10H12N2O8 Na4*2H2O,M=416.23),%≥ 99PH:(1%water solution,25℃)10.5—11.5Chelate value mgCaCO3/g ,PH=11≥ 233Cl%≤0.01SO4,%≤0.05Fe%≤0.001Heavy metal Pb%≤0.002AppearanceWhite crystal powderNTA%-----Keywords:EDTA 4Na 2H2OBaoding Kaiyue Chemical Co.,LTDTel:+86 03123220379Fax:+86 03133289655Copyright © 2016 Kaiyuechem Ltd. All rights reserved. url:http://www.edtaexpert.com |