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  2. ATMP ATMP has excellent chelation, low threshold inhibition and lattice distortion ability. It can prevent the scale formation, particularly the formation of calcium carbonate scale in water.

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  2. HEDP HEDP shows excellent scale and corrosion inhibition effects even under temperature 250℃. HEDP has good chemical stability at high pH value.

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  2. EDTMPS EDTMPS is nitrogenous organic polyphosphonic acid. As a part of cathodic corrosion inhibitor, its corrosion inhibition is 3~5 times better than that of inorganic polyphosphate.

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  2. DTPMP DTPMPA is non-toxic, easy to dissolve in acid solution. It can chelate with Ca, Mg and Cu to form stable chelating complex. DTPMPA has excellent scale and corrosion inhibition and good thermal tolerance.

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  2. HPAA HPAA is chemically stable. It is hard to hydrolyze, and hard to destroy by acid or alkali. It is safe to use with out toxicity or pollution. HPAA can improve zinc solubility.

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  2. PBTC PBTCA has low content of phosphoric, has structural features of both phosphoric acid and carboxylic acid group, which enable its excellent scale and corrosion inhibition properties.

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  2. BHMTPMPA BHMTPMPA is a high-efficient chelating scale inhibitor, it has good effect to prevent carbonate and sulfate scale. BHMTPMPA has good water soluble properties and heat tolerance.

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  2. PAPEMP PAPEMP is a new kind of water treatment agent. PAPEMP has high chelation and dispersion effects, high calcium tolerance, and good scale inhibition effects.