Phosphorus Trichloride (PCl₃) – CAS 7719-12-2

 CAS 7719-12-2, Phosphorus Trichloride, is a fundamental chemical intermediate. While not a final water treatment additive, it is the critical raw material used to manufacture the vast majority of organophosphonates.

CAS 7719-12-2 is the starting material for synthesizing phosphorous acid, and subsequently for producing scale inhibitors and chelating agents like HEDP, ATMP, and DTPMPA. By controlling the quality of this precursor, the purity and performance of downstream water treatment chemicals are ensured. It is an essential part of the phosphorus chemical supply chain.

Shandong Kairui Chemistry Co., Ltd. is a reliable manufacturer in the phosphorus chemical chain, offering products of consistent quality. For information on raw materials, please contact us.

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