Factory supply 99%min edta disodium EDTA 2Na / EDTA disodium salt with CAS 139-33-3
  • Item No.EDTA 2Na
    MOQ1 Kilogram / Kilograms
    description
    Product Description

    Molecular FormulaC10H16N2Na2O8
    Molecular Weight

    338.2211

    Melting point237-245℃
    Boiling point614.2°C at 760 mmHg
    Flash point325.2°C
    Vapour Pressur1.15E-16mmHg at 25°C
    Product Description:

    EDTA, also known as EDTA, is a good coordination agent in chemistry. It has six coordination atoms, and the complexes formed are called chelates. EDTA is often used in coordination titration to determine the content of metal ions.

    Characteristics

    1. EDTA has a wide range of coordination properties and can form stable chelates with almost all metal ions
    Pros: offers a wide range of possibilities for the determination of elements (superior to acid-base, precipitation methods).
    Cons: multiple components easily interfere with each other - selectivity.
    2. The coordination ratio between EDTA and m-edta formed is 1:1 in most cases.
    3, chelate most of the charge, it can be dissolved in water, rapid reaction.
    Application:
    It is mainly used for complexing metal ions and separating metals. Used in textile, printing and dyeing, chemical fiber as processing auxiliaries; Used in the pharmaceutical, papermaking and food industries; Used as water treatment agent; For boiler, water tank descaling agent; Used for agricultural foliar fertilizer sprays.
     
    Functions

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    Packaging & Shipping

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    Company Information

     

    Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals 

    and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

    The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system 

    all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

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    FAQ

    Q1: Are you a manufacturer?
    Answer: Yes, we are factory founded on 2002.
     
    Q2: How to contact with us?
    Click the Alibaba "Contact Supplier" And then send us message the product you interest in, you will get reply within 24 hours.
     
    Q3:Which kind of payment terms do you accept?
    For small order,you can pay by T/T,Western Union or Paypal,nomal order by T/T to our company account
     
    Q4:Can you give me a discount price?
    Surely,It depend on your qty
     
    Q5:How can i get a sample?
    free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
     
    Q6: How to confirm the Product Quality before placing orders?
    A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
     
    Q7:How do you treat quality complaint?
    A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.


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