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    Ammonium Bisulphite

    NH4HSO3
    CAS10192-30-0FormulaNH4HSO3Same-day Muscat · next-day Sohar, Salalah, DuqmSDS + CoA with every batch
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    Product Overview

    Reducing agent and oxygen scavenger for industrial processes.

    Detailed Description

    Ammonium Bisulfite supplier in Oman - Global Chemicals LLC provides high-quality ammonium bisulfite solution for oxygen scavenging, chlorine neutralization, and reducing applications in Muscat, Sohar, Duqm. Our ammonium bisulfite (NH4HSO3) effectively removes dissolved oxygen from water systems, preventing corrosion in boilers, pipelines, and oilfield operations. The solution acts as a powerful reducing agent and dechlorination chemical. Essential for protecting equipment and enhancing operational efficiency in refineries, power plants, and industrial facilities. Available in various concentrations (40%, 60%) for different applications across Oman with technical dosing support. Ammonium bisulphite (NH₄HSO₃) is a well-established oxygen scavenger used in Oman's oilfield injection water systems — applied to water injection wellheads to remove dissolved oxygen before it enters the formation and causes corrosion of wellbore tubulars and iron sulphide precipitation that can plug formation pores. In Oman's PDO water injection projects (Fahud, Natih, Harweel, Marmul), water injection corrosion management is critical — ammonium bisulphite is one of the primary bulk oxygen scavengers used alongside corrosion inhibitors and biocides. Global Chemicals LLC supplies ammonium bisulphite 40–45% solution in IBC containers and bulk tanker for water injection facilities. Supply contracts and technical support available.

    Also Known As:

    Ammonium bisulfite, Ammonium hydrogen sulfite, ABS solution, Ammonium bisulfite liquid

    CAS Number:10192-30-0

    Applications & Uses

    Oxygen scavenging in boiler water
    Corrosion prevention in oilfield water systems
    Chlorine neutralization and dechlorination
    Reducing agent in chemical processes
    Pipeline corrosion control
    Water treatment applications
    Flue gas desulfurization
    Photography and textile processing

    Technical Specifications

    Concentration
    40-60% NH4HSO3
    Appearance
    Clear to pale yellow liquid
    pH
    3.5-5.0
    Specific gravity
    1.12-1.18
    Dosage
    10-50 ppm for oxygen scavenging
    Available in drums, IBCs, and bulk

    Frequently Asked Questions — Ammonium Bisulphite

    Ammonium bisulphite (ABS, NH₄HSO₃) is an oxygen scavenger used in Oman's oilfield water injection systems to remove dissolved oxygen from injection water before it is pumped into reservoirs. Dissolved oxygen is highly corrosive — even at concentrations of 50–100 ppb, it accelerates pitting corrosion of carbon steel pipelines, flowlines, and injection wellbores, causing premature failure. At typical injection water oxygen levels of 0.5–2.0 mg/L entering the treatment train, ammonium bisulphite is dosed at a 3:1–5:1 molar excess to ensure rapid and complete oxygen removal. The reaction is: NH₄HSO₃ + ½O₂ → NH₄HSO₄. Residual ABS concentration in treated water is typically maintained at 5–20 ppm as measured by colorimetric test kits. Ammonium bisulphite is preferred over sodium sulphite for Oman oilfield applications because of its higher reactivity at ambient temperature, lower pH effect, and lower cost per unit of oxygen removed. Global Chemicals LLC supplies liquid ammonium bisulphite for Oman water injection operations.

    Global Chemicals LLC supplies Ammonium Bisulphite in Oman — Concentration: 40-60% NH4HSO3 — available in drums, IBCs, and bulk, with same-day delivery in Muscat, next-day dispatch to Sohar and Salalah, and export across the GCC. Contact us for current pricing and a Certificate of Analysis.
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