CAS 40372-66-5 2-Phosphonobutane-1,2,4-Tricarboxylic Acid PBTC Na4 for Water Treatment

Product description


Product Description




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Molecular Formula: C7H7O9P•Na4

CAS No.  40372-66-5



Alias: PBTC•Na4

Molecular weight: 358

Structural Formula:



CAS 40372-66-5 2-Phosphonobutane-1,2,4-Tricarboxylic Acid PBTC Na4 for Water Treatment



Properties & Use



PBTCA•Na4 is the widely used and high effective agent as composite scale and corrosion inhibitor, it is also the excellent stabilizer for zinc salt. PBTCA•Na4 is used as scale and corrosion inhibitor in circulating cool water system and oilfield refill water system, especially used together with zinc salt and copolymer. PBTCA•Na4 can be used in situations of high temperature, high hardness, high alkaline and high concentration index, PBTCA•Na4 is used as chelating agent and metal detergent in lavation fields.


PBTCA•Na4 is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals.



Specification:
























Items




Index




Appearance




White crystal powder




White powder




Active component (PBTC, % )




64.0 min




67.0 min




Active component (PBTC•Na4, %)




84.8 min




88.8 min




Total phosphoric acid(PO43-%, )




22.5 min




23.5 min




Fe, mg/L




35 max




35 max




PH (1% water solution)




4.0-6.0




6.5-8.0




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2-Phosphonobutane -1,2,4-Tricarboxylic Acid ,PBTC·Na4



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