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  PBTC
 
Chemical Name           2-Phosphonobutane-1,2,4-Tricarboxylic Acid 50%
UN No                   3265                 
Hazard Class            8
CAS#                    37971-36-1
Application             Used in cooling water systems and industrial water treatment,
                        industrial detergents, disinfectants, liquid dish washing concentrates, 
                        metal surface treatment as corrosion inhibitor for steel, retardant in concrete, 
                        sequestering agent in textile auxiliaries.
Appearance
Active Acid, %
Mass fraction of Chlorides as Cl, % max.
Mass fraction of Iron, ppm max.
Mass fraction of Phosphorous acid as PO3, % max.
Mass fraction of Phosphoric acid as PO4, % max.
pH of 1% water solution, max.
Density (20℃) g/cm3
Color APHA (Hazen)
Clear, colorless to pale yellow aqueous solution
49-51
10.0
10.0
0.5
0.2
1.50-2.0
1.27
40
Packing                 1250 kg net IBC
Loading capacity        22.5 MT net per 20` FCL
Country Of Origin       China, EU