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Supply High Content National Standard Oxalic Acid For Sewage Treatment

Riel Chemical Co., Ltd.
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    Buy cheap Supply High Content National Standard Oxalic Acid For Sewage Treatment from wholesalers
     
    Buy cheap Supply High Content National Standard Oxalic Acid For Sewage Treatment from wholesalers
    • Buy cheap Supply High Content National Standard Oxalic Acid For Sewage Treatment from wholesalers
    • Buy cheap Supply High Content National Standard Oxalic Acid For Sewage Treatment from wholesalers
    • Buy cheap Supply High Content National Standard Oxalic Acid For Sewage Treatment from wholesalers

    Supply High Content National Standard Oxalic Acid For Sewage Treatment

    Ask Lasest Price
    Brand Name : Riel Chemical
    Model Number : 99.6%
    Certification : SGS,9001,ISO
    Price : USD100-180FOB
    Payment Terms : L/C, T/T
    Supply Ability : 50Tons perday
    Delivery Time : 5 works
    • Product Details
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    Supply High Content National Standard Oxalic Acid For Sewage Treatment

    Supply High Content National Standard Oxalic Acid for Sewage Treatment


    Key attributes

    Chemical formula: C₂H₂O₄·2H₂O

    CAS: 6153-56-6

    Purity: 99.6%

    Production standard

    COA need meets GB/T1626-2008:

    No.Items for detecting and analyzingStandard value
    1

    Oxalic acid content (C2H2O4)

    %≥

    99.6
    2Sulfide (as SO4) %≤0.07
    3Combustion residue %≤0.01
    4heavy metal (as Pb) %≤0.0005
    5Fluoride (as Fe) %≤0.0005
    6Chlorine (as Cl) %≤0.0005
    7Calcium (as Ca) %≤0.0005
    8Water insoluble content %≤0.02

    References: Riel Chemical Lab1&2, National public service platform for standards information.


    Physicochemical property

    Molecular weight: 126.07 g/molAppearance: white transparent crystal or powder, industrial products may be slightly yellow due to impurities.
    Odor: Tasteless or slightly sour.Density: 1.65 g/cm³ (20°C).

    Melting point:

    The dihydrate lost its crystalline water at 101-102°C and was converted to anhydrous oxalic acid (H₂C₂O₄).

    Anhydrous oxalic acid sublimates at about 189.5°C and decomposes at high temperatures.

    Solubility:

    Water: soluble in cold water (about 10 g/100 mL, 20°C), hot water solubility is higher.

    Ethanol: slightly soluble (approx. 5.7g /100 mL, 20°C)

    Acid:

    Binaric acid, acidic stronger than acetic acid (pKa₁=1.25, pKa₂=4.14);

    It can react with bases, metal oxides, carbonates to form salts (such as sodium oxalate, calcium oxalate).

    Reducibility:

    Under acidic conditions can be oxidized by strong oxidants (such as potassium permanganate) to produce CO₂ and H₂O

    Complexation:

    Oxalate (C₂O₄²⁻) forms a soluble complex with metal ions (e.g. Fe³+, Al³+). It is used in metal cleaning or rust removal.

    Thermal decomposition:

    Decomposition when heated above 150°C, producing CO, CO₂ and H₂O:

    Supply High Content National Standard Oxalic Acid For Sewage Treatment

    Other attributes

    Classification:Carboxylic Acid

    Place of Origin:Weifang China

    Other Names:Oxalic Acid Dihydrate, Ethanedioic Acid

    chemical formula/MF:C2H6O6

    EINECS No:205-634-3

    Grade Standard: Industrial Grade

    Appearance:White crystal particles/powder

    Application:Printing And Dyeing/ Catalyst/ Reductant/Cleaning

    Brand Name:Riel Chem

    Package:25kg/bag

    Packing:25kg bag

    MOQ:5 Ton

    Shelf Life:2 Years

    Shipping port: Qingdao Port

    Chemical Application

    Gold industry: used for precipitation separation of rare earth metals;

    Organic synthesis: used for 2133 resin, electric jade powder, butyl catalyst, etc.

    Light industry: used for leather, wood, aluminum products, marble polishing, rust removal, bleaching,

    scale removal, etc.

    Printing and dyeing industry: used to replace acetic acid, for fast pigment group dyes dyeing agent;

    Pharmaceutical industry: Used in tetracycline, oxytetracycline, borneol and other fine preparations;

    Other aspects: Analytical reagents, pharmaceutical industry, chemical raw materials

    Supply High Content National Standard Oxalic Acid For Sewage Treatment


    FAQ


    1.What is your payment term?

    We can accept T/T and L/C at sight as payment term.


    2.Are you able to deliver on time?

    Of course! we specialised in this line for many years,

    many customer make a deal with me because we can deliver the goods on time and keep the goods top quality!


    3.Do you provide free sample?

    Yes, we can provide free sample . You only need to take the express fee.


    4.How about the price?Can you make it cheaper?

    We always take the customer’s benefit as the top priority.

    Price is negotiable under different conditions, we are assuring you to get the most competitive price.


    5.Can I visit your company and factory in China?

    Sure. You are very welcomed to visit our company in Weifang, China.

    (We will have someone responsible for picking up and dropping off at Weifang Airport)


    6.What if there is a quality problem?

    We have a professional and perfect after-sales service team, timely for you to deal with all problems.

    Quality Supply High Content National Standard Oxalic Acid For Sewage Treatment for sale
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