Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)

Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)

产品目录

  1. Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)
  2. Amino Trimethylene Phosphonic Acid (ATMP)
  3. Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)
  4. Diethylene Triamine Penta (Methylene Phosphonic Acid)(DTPMPA)
  5. Hydroxyphosphonocarboxylic Acid (HPAA)
  6. Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)
  7. Polyhydric alcohol phosphate ester (PAPE)
  8. Bis(HexaMethylene Triamine Penta (Methylene Phosphonic Acid)) BHMTPMPA
  9. Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP•Na2)
  10. Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•Na4)
  11. Pentasodium Salt of Ethylene Diamine Tetra (Methylene Phosphonic Acid) (EDTMP•Na5)
  12. Hepta sodium salt of Diethylene Triamine Penta (Methylene Phosphonic Acid) (DTPMP•Na7)
  13. Potassium Salt of HexaMethyleneDiamineTetra(MethylenePhosphonic Acid) HMDTMPA•K6
  14. Polyacrylic Acid (PAA)
  15. Polyacrylic Acid Sodium (PAAS)
  16. Hydrolyzed Polymaleic Anhydride (HPMA)
  17. Copolymer of Maleic and Acylic Acid (MA/AA)
  18. Acrylic Acid-2-Acrylamido-2-Methylpropane Sulfonic Acid Copolymer (AA/AMPS)
  19. Acrylic Acid-2-Hydroxypropyl Acrylate Copolymer (T-225)
  20. Acrylic Acid/Acrylate/Phosphonic Acid/Sulfosalt Tetra-copolymer (XT-241)
  21. XT-613 Acrylic-acrylate-sulfosalt copolymers
  22. Copolymer of Phosphono and carboxylic Acid (PCA)
  23. XT-1100 Sodium Polyacrylate
  24. XT-2000 Modified Sodium Polyacrylate
  25. XT-3100 Carboxylate-Sulfonate-Nonion Tri-polymer
  26. XT-904 aqueous dispersant
  27. Polyepoxysuccinic Acid (PESA)
  28. Dodecyl Dimethyl Benzyl ammonium Chloride(Benzalkonium Chloride,1227)
  29. Isothiazolinones
  30. Dodecyl Dimethyl Benzyl ammonium Chloride(Euchlorine)
  31. XT-402 Composite Bactericide
  32. XT-406 Composite Bactericide
  33. XT-409 Sludge Stripper
  34. XT-503B Scale and Corrosion Inhibitor for Boiler
  35. XT-504 Scale and Corrosion Inhibitor for Heating Water
  36. XT-601 Scale and Corrosion Inhibitor for Iron & Steel Plant
  37. XT-607 Scale Inhibitor for Oilfield Refill Water
  38. XT-607B Scale Inhibitor for Barium and Strontium
  39. XT-607B Scale Inhibitor for Barium and Strontium
  40. XT-619B Scale and Corrosion Inhibitor
  41. XT-682 Scale and Corrosion Inhibitor for low hardness water
  42. XT-701 Nonstop Cleaning and Pretreatment Filming Agent
  43. XT-706 Deoiling Detergent
  44. XT-707 Pretreatment Filming Agent
  45. 1,2,3-Benzotrialole (BTA)
  46. Methylbenzotriazole (TTA)
  47. Corrosion Inhibitor for Hydrochloric Acid Cleaning
  48. XT-0100 Antiscalant and Dispersant for RO Membrane
  49. XT-191 Antiscalant and Dispersant for RO Membrane

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP)

CAS No. 2809-21-4 Dequest:2010

Molecular Formula: C2H8O7P2Molecular weight: 206.02

Structural Formula:

Properties:

HEDP is an organophosphoric acid corrosion inhibitor. It can chelate with Fe, Cu, and Zn ions to form stable chelating compounds.It can dissolve the oxidized materials on these metals’ surfaces. HEDP shows excellent scale and corrosion inhibition effects under temperature 250℃. HEDP has good chemical stability under high pH value, hard to be hydrolyzed, and hard to be decomposed under ordinary light and heat conditions. Its acid/alkali and chlorine oxidation tolerance are better than that of other organophosphoric acids (salt). HEDP can react with metal ions in water system to form hexa-element chelating complex, with calcium ion in particular. Therefore, HEDP has good antiscale and visible threshold effects. When built together with other water treatment chemicals, it shows good synergistic effects.

The solid state of HEDP is crystal powder, suitable for usage in winter and freezing districts. Because of its high purity, it can be used as cleaning agent in electronic fields and as additives in daily chemicals.

Specification:

items / index
Appearance / Colorless or light yellow transparent liquid / White crystal powder
Active content(HEDP)% / 58.0-62.0 / 89.0 min
Phosphorous acid(as PO33-)% / 2.0 max / 0.5 max
Phosphoric acid (asPO43-)% / 0.8 max / 0.5 max
Chloride (as Cl-)% / 0.01 max / 0.01 max
pH(1% solution) / 2 max / 2 max
Density (20℃)g/cm3 / 1.40 / —
Fe ion ppm / 10 max / 20 max
Colour APHA (Hazen) / 40 max / —

Usage:

HEDP is used as scale and corrosion inhibition in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP is used as detergent for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP is used as chelating agent. The dosage of 1-10mg/L is preferred as scale inhibitor, 10-50mg/L as corrosion inhibitor, and 1000-2000mg/L as detergent. Usually, HEDP is used together with polycarboxylic acid.

Package and Storage:

HEDP liquid: Normally In 250kg net Plastic Drum, IBC drum can also be used as required HEDP solid: 25kg inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients.

Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: HEDP China,Scale inhibitor,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP)

Amino Trimethylene Phosphonic Acid (ATMP)

CAS No. 6419-19-8Dequest: 2000

Molecular Formula:N(CH2PO3H2)3Molecular weight: 299.05

Structural Formula:

Properties:

ATMP has excellent chelation, low threshold inhibition and lattice distortion ability. It can prevent scale formation, calcium carbonate in particular, in water system. ATMP has good chemical stability and is hard to be hydrolyzed in water system. At high concentration, it has good corrosion inhibition.

ATMP is used in industrial circulating cool water system and oilfield water pipeline in fields of thermal power plant and oil refinery plant. ATMP can decrease scale formation and inhibit corrosion of metal equipment and pipeline. ATMP can be used as chelating agent in woven and dyeing industries and as metal surface treatment agent.

The solid state of ATMP is crystal powder, soluble in water, easily deliquescence, suitable for usage in winter and freezing districts. Because of its high purity, it can be used in woven & dyeing industries and as metal surface treatment agent.

Specification:

items / index
Appearance / Colorless or light yellow transparent liquid / White crystal powder
Active acid % / 48.0-52.0 / 95 min
Chloride (as Cl-)% / 2.0(or1.0) min / 1.0 min
pH value(1% solution) / 2.0 max / 2.0 max
Fe (as Fe3+) (ppm) / 20 / 20
Density (20℃)g/cm3 / 1.33 min / —
Colour APHA (Hazen) / 40 max / —

Usage:

ATMP is usually used together with organophosphoric acid, polycarboxylic acid and salt to built all organic alkaline water treatment agent. ATMP can be used in many different circulating cool water system. The dosage of 1-20mg/L is recommended. As corrosion inhibitor, the dosage of 20-60mg/L is preferred.

Package and Storage:

ATMP liquid: Normally In 250kg net Plastic Drum, IBC drum can also be used as required ATMP solid: 25kg inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients.

Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: Amino Trimethylene Phosphonic Acid(ATMP),ATMP China

Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)

CAS No. 1429-50-1 Dequest: 2040

Molecular Formula:C6H12O12N2P4Na8Molecular weight: 612.13

Structural Formula:

Properties:

EDTMPS is nitrogenous organic polyphosphonic acid, a part of cathodic corrosion inhibitor.Its corrosion inhibition is 3~5 times better than that of inorganic polyphosphate. It can be fully dissolved in water, innocuous and none pollution to environment, has good chemical stability and thermal tolerance. It shows excellent scale inhibition ability under temperature 200℃. It can dissociate into 8 positive-negative ions, thus can chelate with many metal ions to form polymer reticulation complex, to destroy the normal crystallization of calcium scale. EDTMPS shows better antiscale effects to calcium sulfate and barium sulfate.

Specification:

items / index
Appearance / Clear yellow to umber transparent liquid
Active component(EDTMPS)% / 30.0min
Organic phosphonic acid(asPO43-)% / 10.0min
Phosphorous acid(as PO33-)% / 5.0max
Phosphoric acid (asPO43-)% / 1.0max
pH(1% water solution) / 9.5-10.5
Density (20℃)g/cm3 / 1.25min
Chloride (as Cl-)% / 3.0max

Usage:

EDTMPS can be used as corrosion inhibitor in circulating cool water system and boiler water. It is a chelating agent in non-cyanogen electroplating industry and a water-softening agent in printing & dyeing industry. When used alone, 2~10mg/L is preferred. When built with HPMA by ratio ETDMP:HPMA=1:3, it can be used for low pressure boiler. It can also be built with BTA, PAAS and zinc salt.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

Keywords: Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium,EDTMPS,EDTMPS China

Diethylene Triamine Penta (Methylene Phosphonic Acid)
(DTPMPA)

CAS No 15827-60-8 Dequest: 2060

Molecular Formula:C9H28O15N3P5Molecular weight: 573.2

Structural Formula:

Properties:

DTPMPA is innocuous, easy to be dissolved in acid solution. DTPMPA has excellent scale and corrosion inhibition and good thermal tolerance ability. DTPMPA can inhibit the scale formation of carbonate, sulfate and phosphate. On situation of alkali environment and high temperature (above 210℃) DTPMPA has better scale and corrosion inhibition effect than other organophosphines.

Specification:

items / index
Appearance / Brown transparent liquid
Active acid % / 48.0-52.0
Phosphorous acid(as PO33-)% / 3.0 max
Chloride (as Cl-)% / 12-17
Density (20℃)g/cm3 / 1.35-1.45
pH(1% solution) / 2.0
Fe ppm / 35 max

Usage:

DTPMPA can be used as scale and corrosion inhibitor in circulating cool water system and boiler water, and especially in alkali circulating cool water system without additional pH regulation, It can also be used in oilfield refill water, cool water and boiler water with high concentration of barium carbonate. When used alone, little scale sediment is found even none of dispersant is used.

DTPMPA can also be used as peroxide stabilizer, chelating agent in woven & dyeing industry, pigment dispersant, microelement’s carrying agent in fertilizer and concrete modifier. In addition, DTPMPA is used in papermaking, electroplating, acid cleaning and cosmetics.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: DTPMPA,DTPMPA China,Diethylene Triamine Penta (Methylene Phosphonic Acid)

2-Hydroxyphosphonocarboxylic Acid (HPAA)

CAS No 23783-26-8

Molecular Formula:C2H5O6PMolecular weight: 156

Structural Formula:

Properties:

HPAA is chemically stable, hard to be hydrolyzed, hard to be destroyed by acid or alkali, safety in use, no toxicity, no pollution. HPAA can improve zinc solubility. Its corrosion inhibition ability is 5-8 times better than that of HEDP and EDTMP. When built with low molecular polymers, its corrosion inhibition effect is even better.

Specification:

items / index
Appearance / Dark umber transparent viscous liquid
Solid content % / 47.0-50.0
Phosphorous acid(as PO33-)% / 4.0 max
Density (20℃)g/cm3 / 1.30 min
pH(1% solution) / 1.0-3.0

Usage:

HPAA is mainly used as cathode corrosion inhibitor in oilfield refill water system in fields such as steel & iron, petrochemcal, power plant and medical industries. When built with zinc salt, the effect is even better.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for one year in room shady and dry place.

Keywords: 2-Hydroxyphosphonocarboxylic Acid(HPAA),HPAA China

2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)

CAS No. 37971-36-1 Dequest 7000

Molecular Formula:C7H11O9PMolecular weight: 270.13

Structural Formula:

Properties:

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. Its antiscale property under high temperature is far better than that of organophosphines. It can improve zinc salt solubility, has good chlorine oxidation tolerance and good composite synergy.

Specification:

items / index
Appearance / Colorless or light yellow transparent liquid
Active acid % / 50.0 min
Phosphorous acid(as PO33-)% / 0.8 max
Phosphorous acid(as PO43-)% / 0.5 max
Density (20℃)g/cm3 / 1.27 min
pH(1% solution) / 1.5~2.0

Usage:

PBTCA is a high efficient agent as scale and corrosion inhibitor. It is the excellent stabilizer for zinc salt. It is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor, suitable to composite with zinc salt and copolymer. It can be used in situations of high temperature, high hardness, high alkali and high concentration index. In lavation fields, it is used as chelating agent and metal detergent.

PBTCA is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals. When used alone, the dosage of 5-15mg/L is preferred.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for one year in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: PBTCA China,2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)

Polyhydric alcohol phosphate ester (PAPE)

Structural Formula:

Properties :

PAPE is a new kind of water treatment chemicals. It has good scale and corrosion inhibition ability. Because more than one ployethylene glycol group is introduced into the molecular, the scale and corrosion inhibition for calcium scale is improved. It has good inhibition effect for barium and strontium scales. PAPE has good scale inhibition effect for calcium carbonate and calcium sulfate, it can mix well with polycarboxylic acid, organophoronic acid, phosphate and zinc salt.

PAPE can be used as scale inhibitor for oilfield (recommended as alternatives of Nalco Visco 953) and industrial cool water system.

Specification:

items / index
Appearance / Colorless or light yellow transparent liquid
Solid content % / 50.0 min
Total phosphoric acid(PO43-)% / 30.0 min
Organophosphonic acid(PO43-)% / 15 min
pH(1% solution) / 2.0-3.0

Usage:

when used as scale inhibitor, less than 15mg/L is preferred, when used in closed circulating system, 150mg/L can be expected.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: Polyhydric alcohol phosphate ester (PAPE),PAPE China

Bis(HexaMethylene Triamine Penta (Methylene Phosphonic Acid)) BHMTPMPA

CAS No. 34690-00-1 Dequest: 2090

Molecular Formula: C17H44O15N3P5 Molecular Weight: 685

Structural Formula:

Properties:

BHMTPMPA is a high-efficient chelating scale inhibitor, it has good effect to carbonate and sulfate scale. BHMTPMPA has good water soluble properties and heat tolerance. BHMTPMPA has high calcium ion tolerance in a wide pH ranges and temperature as high as 120℃.

Specification:

items / index
Appearance / Dark brown liquid
Active component % / 43.0-48.0
chloride (Cl-)% / 8.0 max
Fe(as Fe3+)ppm / 65 max
density(20℃)g/cm3 / 1.23 min
PH value (1% water solution) / 2.0 max

Usage:

BHMTPMPA can be used as scale and corrosion inhibitor for oilfield water, industrial circulating cool water and boiler.

Package and Storage:

Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: Bis(HexaMethylene Triamine Penta (Methylene Phosphonic Acid)) BHMTPMPA

Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
(HEDP•Na2)

CAS No. 7417-83-7 CubleK2012 Dequest: 2016BD

Molecular Formula:C2H6O7P2Na2 Molecular weight: 250

Structural Formula:

Properties:

HEDP•Na2 is an organophosphonic acid corrosion inhibitor, it can chelate with Fe, Cu, and Zn ions, it can dissolve the oxidized materials, it has good scale and corrosion inhibition effects even under 250℃, it is stable under high pH value, not easy to be hydrolyzed, not easy to be decomposed under normal light and heat condition, its acid/alkaline and chloride oxidation tolerance are better than that of other organophosph-onic acids. HEDP•Na2 can form six-ring chelating compounds with metal ions in water system, Ca2+ in particular. HEDP•Na2 has good scale inhibition effects and obvious dissolution threshold effects. When used with other Water Treatment Chemicals, the synergistic effects is better.

Specification:

items / index
Appearance / Colorless to light yellow transparent liquid / White powder
Active component(HEDP)% / 16.5 min / 74.0-79.0
Active component(HEDP•Na2)% / 20.0 min / 89.8 min
density(20℃)g/cm3 / 1.12-1.22 / --
Fe ppm / -- / 35 max
Phosphorous acid(PO33-计)% / -- / 3 max
Dry weight loss,% / -- / 3-6
PH (1% water solution) / 4.0-6.0 / 4.0-6.0

Usage:

HEDP•Na2 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na2 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na2 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na2 is used as chelating agent.

Package and Storage:

For liquid: Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place.

For solid: inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in room shady and dry place. .

Safety Protection:

Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.

Keywords: HEDP·Na2 China,Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP·Na2)

Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•Na4)

CAS No. 29329-71-3 (x-Na), 3794-83-0 (4-Na) Dequest: 2016/2016DG

Molecular Formula:C2H4O7P2Na4 Molecular weight: 294

Structural Formula:

Properties:

Dequest 2016 is the sodium salt of Dequest 2010, HEDP•Na4 is an good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool.

The solid HEDP•Na4 is white powder, soluble in water, easily deliquescence, suitable for use in winter and freezing districts. It is a kind of organophorphonic acid scale and corrosion inhibitor, can form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good scale and corrosion inhibition effect under 250℃.

HEDP•Na4 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na4 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP•Na4 is used as chelating agent.

Specification:

items / index
Appearance / White powder / Colorless to light yellow transparent liquid
Active component(HEDP)% / 56.0 min / 20.3-21.7
Active component(HEDP•Na4)% / 79.9 min / 29.0-31.0
Total phosphoric acid (as PO43-)% / 52.0-54.0 / 18.4-20.4
Fe ppm / 35.0 max / 20 max
Dry weight loss,% / 15 max / --
density(20℃)g/cm3 / -- / 1.26-1.36
PH / 11.0-12.0 (1% water solution) / 10.0-12.0 (as it)

Package and Storage: