2-Phosphonobutane-1,2,4-tricarboxylic acid CAS NO.37971-36-1

Chemical name:Phosphonobutane-1,2,4-Tricarboxylic Acid Abbreviation: PBTC Molecular Formula: C7H11O9P Molecular Weight: 270 CAS Number: 37971-36-1 Application Notes: Chlorin…

Chemical name:Phosphonobutane-1,2,4-Tricarboxylic Acid Abbreviation: PBTC Molecular Formula: C7H11O9P Molecular Weight: 270 CAS Number: 37971-36-1 Application Notes: Chlorine stable. Controls calcium scale formation in high stressed alkaline conditions. Recommended Uses: Industrial water treatment and boiler systems. Controls scale where halogenbased biocides or hypochlorite bleach are employed. Typical Properties: Appearance Water white to pale yellow liquid Active Acid (%) 49.0 - 51.0 Phosphorous acid as PO33- (%) 0.8 max Phosphorous acid as PO43- (%) 0.5 max PH(1% solution)@25°C 2.0 max Sp. Gravity @20/20°C 1.270 min Iron, (as Fe,ppm) 35 max Colour APHA(Hazen) 125 max