Edtmps Sodium Salt Organophosphonate Scale And Corrosion Inhibitor Cas 22036 77 7 - China

Product Name

Ethylenediamine Tetra(Methylene Phosphonic Acid) Sodium Salt

Common Names: EDTMPS, Sodium Salt of Ethylenediamine Tetra(methylenephosphonic acid), EDTMP.

Na

CAS No.

/ EC No.

CAS No: 22036-77-7

EC No: 241-218-5

Molecular Formula & Weight

Molecular Weight: 611.98 g/mol

Chemical Structure

Central ethylenediamine (–CH₂–CH₂– linked by two N atoms), each N atom is connected to two –CH₂–PO₃Na₂ groups.

Each side N extends a –CH₂–PO₃Na₂ group.

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Specifications (HG/T 3538-2011)

Item

Specification Appearance

Light yellow to yellow transparent liquid Active Content (as EDTMPS), %

≥30.0 Organophosphonic (as PO₄³⁻), %

≥10.0 Phosphorous Acid (as PO₃³⁻), %

≤3.00 Phosphoric Acid (as PO₄³⁻), %

≤1.00 Chloride (as Cl⁻), %

≤2.00 Density (20°C), g/cm³

≥1.25 pH (1% aqueous solution)

9.5–10.5 Grade

Technical Grade ---

Packaging

• Standard: 25kg or 250kg plastic drum

• Other Options: 1000kg IBC available upon request

• Customization: Packaging can be tailored to customer requirements

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Applications

EDTMPS is an advanced organophosphonate chelating and scale inhibitor, widely used in:

• Circulating cooling water and boiler water systems as a highly efficient corrosion and scale inhibitor

• Complexing agent for non-cyanide electroplating processes

• Chelating agent and peroxide stabilizer in textile and dyeing industries

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Certifications & Compliance

• Standard: Conforms to HG/T 3538-2011

• Food/Pharma Grade: Not intended for food or pharmaceutical use

• Kosher/Halal: Available upon request for certain grades

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Supply Capacity, Lead Time, MOQ, Shipping

• Monthly Capacity: 1, 600 MT/month typical

• Lead Time: 7–14 days after order confirmation

• Minimum Order Quantity (MOQ): 10 MT

• Shipping Ports: Qingdao, Shanghai, Tianjin (others available on request)

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Typical Usage

• Circulating Cooling Water: 2–10 mg/L when used alone

• Boiler Water Treatment: Blend with HPMA (1: 3 ratio) for low-pressure boiler in-situ water treatment

• Other Uses: Can be formulated with DTA, PAAS (sodium polyacrylate), zinc salts, etc.

Exact dosage should be determined according to specific water conditions and application tests.

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Storage & Safety

• Store in a cool, dry, well-ventilated area away from direct sunlight.

• Shelf life: 6 months.

• EDTMPS is alkaline.

Use proper personal protective equipment during handling.

In case of contact with skin or eyes, rinse immediately and thoroughly with plenty of water.

Company Contact:

• Posted By: LAIZHOU JINXING CHEMICAL CO., LTD.

• Phone: +86 18953884105

• Address: No. 185, Haimiaohou Industrial District, Laizhou Yantai,Shandong China, Laizhou , Shandong , China

• Email:

• Website: https://www.lzjxchem.com/

• Business Description: Currently,we focus on the production of 99.5% Sulfamic Acid(CAS: 5329-14-6),we are now one of the largest manufacturers of Sulfamic Acid in north China with good quality and large volume.
  
  Our product capacity is more than 1600 tons/month ;At present, we have approved the new factory.
  
  It is estimated that the new factory will be put into operation in 2-3 years, and the production capacity will be doubled compared with the current one.
  
  Our company has more than 47 years history of chemical manufacturing,we have top-class foundation and chemical manufacturing technology, strong techincal strength and advanced manufacturing technology.
  
  Based on years of accumulated experience,we have established a complete quality controlling system and market network system.
  
  Especially in the production of 99.5%Sulfamic Acid,our factory has developed a unique system of quality control and inspection in the production process of sulfamic acid,to ensure that each batch of goods we send to customers are qualified and stable quality.
  
  In terms of product packaging and delivery,we will provide you with professional loading,
  
  we have one team supervise uploading the materials,to check the container, the packages to make sure the goods are well packed when they reach the customer.