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{"title":"1-Hydroxyethylidene-1,1-diphosphonic acid HEDP CAS : 2809-21-4 for chelating,","imgUrl":"https:\/\/img.chinax.com\/nimg\/12\/86\/6059a7f7b8a79b054f217a611a82-200x200-1\/1_hydroxyethylidene_1_2c1_diphosphonic_acid_hedp_cas_3a_2809_21_4_for_chelating_2c_scale_inhibition_2c_and_corrosion_inhibition.jpg","attrs":{"Supply Ability":"500 Ton\/Month","Delivery Time":"5-8 days","Price":"Negotiation","Payment Terms":"L\/C,D\/A,D\/P,T\/T,"}}
{"title":"Amino tris(methylene phosphonic acid) ATMP CAS 6419-19-8 to Prevent mineral","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/84\/6733827bc15815a5d8fe95f25d92-200x200-1\/amino_tris_28methylene_phosphonic_acid_29_atmp_cas_6419_19_8_to_prevent_mineral_deposition_and_scale_formation_in_water.jpg","attrs":{"Price":"Negotiation","Delivery Time":"5-8 days","Packaging Details":"25KG Fiber drum","Packing":"200kg plastic bucket or Customized"}}
{"title":"Ethylenediamine Tetramethylenephosphonic acid EDTMPS CAS 22036-77-7 forming","imgUrl":"https:\/\/img.chinax.com\/nimg\/06\/54\/40e348e8d98e7eddd30d7f66e2a9-200x200-1\/ethylenediamine_tetramethylenephosphonic_acid_edtmps_cas_22036_77_7_forming_complexes_with_various_metal_ions_for_water_treatment.jpg","attrs":{"Model Number":"HYX-WT05","Delivery Time":"5-8 working days","function":"Scale and corrosion inhibitors& stabilizers&metal ion chelating agents","Minimum Order Quantity":"1KG"}}
Soft Water Corrosion and Scale Inhibitor Water Treatment
Common Types and Key Ingredients
The chemistry of soft water inhibitors has evolved significantly with various formulations available for different applications:
Type / Key Ingredient
Description / Characteristics
Common Applications & Notes
Based
Once a standard for soft water corrosion control, effective at low concentrations (e.g., ~15 mg/L)
Being phased out in favor of heavy-metal-free alternatives due to environmental and toxicity concerns
Phosphonate & Carboxylate Polymers
Multi-functional molecules that act as both corrosion inhibitors and scale/dispersant agents
Offer excellent hydrothermal and oxidative stability for demanding conditions; used in low-phosphate formulations to meet discharge limits
Zinc-Orthophosphate
Provides powerful cathodic protection by forming a stable, protective film on steel, copper, and brass
Effective in extremely soft water; specifically used in potable water systems and with RO permeate
Heavy-Metal-Free & Low-Phosphate Blends
Modern, environmentally friendly formulations that exclude metals and minimize inorganic phosphates
Designed for low-hardness applications; meet stringent environmental discharge regulations; used in food & beverage industry
Application and Key Considerations
Proper application is critical for these inhibitors to be effective. Key operational parameters include:
Dosage: Required concentration varies from 10-50 mg/L for advanced polymer-based products to 200-500 mg/L for -based formulations. Optimal dosage should be determined based on specific system conditions.
pH Range: Most products operate effectively within a pH range of 7.0 to 9.0 or higher to ensure proper protective film formation.
Continuous Feed: Inhibitors are typically fed continuously using metering pumps to maintain consistent concentration in circulating water systems.
System Compatibility: Essential to select inhibitors compatible with system metallurgy and other treatment chemicals such as biocides.
Safety and Handling: These are industrial chemicals that can be mildly acidic and may cause skin or eye irritation. Always wear appropriate personal protective equipment (PPE) including gloves and goggles, and refer to the product's Safety Data Sheet (SDS) for specific handling instructions.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2010
Total Annual:
3000W-0.2B
Employee Number:
100~500
Ecer Certification:
Verified Supplier
Hunan Hoyoshee Chemical Industrial Co.Ltd was established in 2019, it is a high-tech enterprise that integrates scientific research, development, design, production, sales, and technical consulting services. The company's annual production of 15000 tons of new materials and water treatment agen... Hunan Hoyoshee Chemical Industrial Co.Ltd was established in 2019, it is a high-tech enterprise that integrates scientific research, development, design, production, sales, and technical consulting services. The company's annual production of 15000 tons of new materials and water treatment agen...