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        2-Phosphonobutane -1,2,4-Tricarboxylic Acid (PBTCA) CAS No.? 37971-36-1

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        Updated on: 2020-06-27 18:07
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        2-Phosphonobutane -1,2,4-Tricarboxylic Acid (PBTCA)

        CAS No. 37971-36-1        Molecular Formula: C7H11O9P Molecular weight: 270.13

        Synonyms: Dequest 7000, PBTC, Phosphonobutane Tricarboxylic Acid

        Structural Formula:

        Specification:

        Items

        Index

        Appearance

        Clear, colorless to pale yellow aqueous solution

        Active acid %

        50.0-51.0

        Phosphorous acid(as PO33-) %

        0.5 max

        Phosphoric acid(as PO43-) %

        0.2 max

        Density (20) g/cm3

        1.27 min

        pH (1% water solution)

        1.5~2.0

        Fe ppm

        10.0 max

        Chloride ppm

        10.0 max

        Turbidity (NTU)

        10.0 max

        Color APHA

        30.0 max

        Usage:

        PTBCA is a high efficient agent as scale and corrosion inhibitor. It is the excellent stabilizer for zinc salt. It is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor, suitable to composite with zinc salt and copolymer.

        PBTCA can be used in situations of high temperature, high hardness, high alkali and high concentration index. In lavation fields, it is used as chelating agent and metal detergent.

        PBTCA is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals. When used alone, the dosage of 5-15mg/L is preferred.

        Package and Storage:

        200L plastic drum, IBC (1000L), customersrequirement.

        Storage for one year in shady room and dry place.

        Safety Protection:

        Acidity, Avoid contact with eye and skin, once contacted, flush with water.

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        久久这里只精品国产99re66
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