HG/T 2841-2023
HG/T 2840-2010
Water treatment chemicals-Amino trimethylene phosphonic acid (solid)
HG/T 4328-2012
Water theatment chemical-Sodium salt of aminotrimethylene phosphonic acid
HG/T 2841-2005
Water treatment chemicals-Amino trimethylene phosphonic acid
GB/T 27812-2011
Water treatment chemicals - Polyamino Polyether Methylene Phosphonate (PAPEMP)
HG/T 3777-2023
GB/T 22591-2008
Water treatment chemicals - Bis-hexamethylene ariamine penta-methylene phosphonic acid
HG/T 3777-2005
Water treatment chemicals-Diethlenetriamine penamethylene phosphonic acid