HG/T 3538-2011
HG/T 4329-2012
Water treatment chemical-Ethylene diamine tetra (methylene phosphonic) penta sodium salt
SH 2604.02-2003
Water treatment chemicals-solidum(ethylenedinitrilo)-tetramethylenephosphate
HG/T 3538-2003
Water treatment chemical-Sodium ethylene diamine tetramethylene phosphonate
HG/T 5250~5252-2017
KS M 6628-2016(2021)
Blowing agent for rubber, dinitrosopenta methylene tetramine
CEN/TS 13130-21:2005