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N-Ethyl-2-Pyrrolidone NEP CAS 2687-91-4, as an aprotic and highly polar organic solvent, is completely miscible with water and is used as a replacement for N-Methylpyrrolidone (NMP) in many application fields such as the coatings industry and cleaning applications due to its very similar solvent properties.
Diethylenetriaminepentaacetic acid DTPA CAS 67-43-6 is an aminopolycarboxylic acid consisting of a diethylenetriamine backbone with five carboxymethyl groups. The molecule can be viewed as an expanded version of EDTA and is used similarly. It is a white, water-soluble solid.
Aminotris(methanephosphonic acid) CAS 6419-19-8 is crystal powder,soluble in water,easily deliquescence. Amino Trimethylene Phosphonic Acid ATMP is usually used together with organophosphoric acid,polycarboxylic acid and salt to built all organic alkaline water treatment agent. Amino Trimethylene Phosphonic Acid ATMP can be used in many different circulating cool water system.
Diethylenetriaminepentaacetic acid DTPA exists in white crystalline powder, and can be dissolved in hot water and lye, slightly soluble in water (solubility in water (20℃) 5 g / l), and insoluble in organic solvents such as alcohols and ethers.