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  Pyromellitic Dianhydride (PMDA)

  Pyromellitic Dianhydride (PMDA), CAS 89-32-7, is an aromatic dianhydride widely used in polyimide production and high-performance polymer applications.

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  Pyromellitic Acid (PMDA Acid)

  Pyromellitic Acid, CAS 89-05-4, is an aromatic tetracarboxylic acid used as a raw material for polyimide and specialty chemical production.

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  Tetrabutylammonium Bromide (TBAB)

  Tetrabutylammonium Bromide (TBAB), CAS 1643-19-2, is a quaternary ammonium salt commonly used as a phase transfer catalyst in organic synthesis.

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  Calcium Chloride (CaCl₂)

  Calcium Chloride (CaCl₂), CAS 10043-52-4, is a highly water-soluble inorganic salt widely used in oilfield fluids, deicing, dust control and industrial applications.

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  Calcium Bromide (CaBr₂)

  Calcium Bromide (CaBr₂), CAS 7789-41-5, is a highly water-soluble inorganic salt widely used in oilfield clear brine fluids for drilling and well completion operations.

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  Zinc Bromide (ZnBr₂)

  Zinc Bromide (ZnBr₂), CAS 7699-45-8, is a highly soluble inorganic salt used in oilfield clear brine fluids and specialty chemical applications.

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