PBTC (2-Phosphono butane-1,2,4-tricarboxylic acid ) [ 37971-63-1 ]

Chemical properties is colorless or light yellow transparent liquid. The relative density (20) ℃ 1.275. Freezing points - 15 ℃. With excellent corrosion inhibition. Acid and alkali resistant, oxidant. PH > 14 still not hydrolysis, good thermal stability.
USES as corrosion inhibitor, in industrial water treatment. This product with Ca2 +, Zn2 Cu2 + +, Mg2 + plasma, with excellent binding ability. Suitable for in pH value is 7 ~ 9.5 within the scope of use. Available in high temperature, high hardness and high basicity conditions operation. Can make the circulating cooling water enrichment ratio increased to 7 above.