Epinastin HCl


Active ingredient
2-Phosphonobutane-1,2,4-tricarboxylic Acid, PBTC
PBTC can effectively inhibit formation and deposition of CaCO3, CaSO4 and Ca3(PO4)2. It can also disperse Fe2O3, dirt and greasy substances. It is compatible with dioctyl sulfosuccinate sodium.
Scale/corrosion inhibitor for heat exchanger and boiler, particularly for treatment of high pH, high-hardness water under harsh conditions; sequestrant, deflocculant.

clear, colorless to pale yellow liquid
Phosphoric acid (PO43-), %
Phosphorous acid (PO33-), %
Density (20°C), g/cm3
pH (1% aq. solution)
Application Guide
Rate of use is generally 5-15mg/L. It can be used in combination with other scale inhibitors. Optimum pH 7.0-9.5.
Packaging & Storage
Plastic drum, net weight 25kg. It shall be stored in a cool, ventilated place. Shelf life: 24 months.

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