What is Disodium Etidronate Hydrate?
Xi'an Faithful BioTech Co., Ltd. is situated in Xi'an, the birthplace of the ancient Silk Road. Leveraging the city's mature logistics network and abundant fine chemical industrial resources, our enterprise has grown into an integrated fine chemical provider that delivers products to global partners. Disodium Etidronate Hydrate, CAS No. 7414-83-7, is a stable organophosphonate chemical raw material with diverse applications. It appears as a fine white crystalline powder, exhibiting strong hygroscopicity. It is fully soluble in pure water, slightly soluble in alcohols, and its aqueous solution generally produces a weakly acidic environment. This substance demonstrates outstanding chemical resistance, resisting hydrolysis and decomposition across a wide acid-base range. Its structure is not easily damaged under normal light and high-temperature conditions, and it can withstand temperatures up to 250°C. Its core characteristic stems from the bisphosphonate groups in its molecular structure, which can form stable six-membered ring chelate complexes, thereby blocking the precipitation, crystallization, and oxidation reactions of metal ions. It also possesses excellent solubility limit effects, allowing for long-lasting effects with extremely low dosage.
Application of Disodium Etidronate Hydrate
In the field of water treatment, it is a mainstream scale and corrosion inhibitor component in circulating cooling water, low-pressure boilers, oilfield water pipelines, and circulating water systems in power and metallurgical industries. Its applications are also widespread in light industrial production. In textile printing and dyeing, it is used as a peroxide stabilizer and color-fixing agent to prevent metallic impurities from damaging dye colors; in washing formulations, it acts as a metal ion chelating agent to maintain the stability of the cleaning system. In addition, this material is also used as a stabilizing agent in various formulation systems to inhibit abnormal calcification and crystallization within the system. It is suitable for multiple production chains in building materials, daily chemicals, and fine chemicals. With its comprehensive advantages of low dosage, high adaptability, and long-term stability, it has become a highly versatile basic chemical in industrial chelation, scale inhibition, and corrosion inhibition scenarios.
COA
| Item | Specification | Result |
| Appearance | White crystalline powder | White crystalline powder |
| Purity(Etidronate Disodium) | ≥98.0% | 98.65% |
| Moisture Content | ≤2.0% | 1.02% |
| pH Value(1%Aqueous Solution) |
4.0-6.0 | 4.85 |
| Water Insoluble Matter | ≤0.1% | 0.03% |
| Chloride(Cl-) | ≤0.05% | 0.02% |
| Sulfate(SO₄²-) | ≤0.1% | 0.04% |
| Heavy Metals(Pb) | ≤10ppm | 6ppm |
| Arsenic(As) | ≤3ppm | 1ppm |
| Chelating Value(CaCO₃) | ≥450mg/g | 468mg/g |
| Conclusion | Conform with enterprise specification | |
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Boiling point 578.8ºC at 760 mmHg
Melting point > 300ºC
Molecular formula C2H9NaO7P2
Molecular weight 249.992
Flash point 303.8ºC
Exact mass 249.938416
PSA 160.57000
Etidronate disodium mechanism of action
Metal ion chelation and complexation mechanism: The bisphosphonic acid groups in the molecule can combine with polyvalent metal ions to form stable and soluble chelates, preventing metal ions from combining to form carbonate and phosphate precipitates, thus inhibiting scale, crystallization, and deposit formation at the source.
Lattice distortion scale inhibition mechanism: Trace amounts adhere to the surface of inorganic salt microcrystals, disrupting the normal crystal growth lattice structure, preventing crystals from growing into a hard, dense scale layer, forming loose, easily flushable fine particles, avoiding scale adhesion to equipment pipe walls and heat exchange surfaces.
Inhibition of abnormal mineralization deposition mechanism: It has a strong adsorption capacity for hydroxyapatite-like mineral crystals, adsorbing onto the surface of mineralized crystals to block continuous crystal accumulation, inhibiting abnormal calcification and ectopic mineralization precipitation accumulation in the system and biological tissues.
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Package
Shipping Methods
| Transportation Time | Shipping method | Cargo weight requirements | Advantage |
| 3-7 days | DHL,Germany DHL,Germany DPD, UPS,USPS,FedEx,TNT,EMS |
Suitable for under 50kg. International door to door express |
We have warehouses in Germany and California, USA, and customers in Europe and America can enjoy sending goods directly from these two places. |
| 7-15 days | By Air | Suitable for more than 50kg. fast and cheaper for large order |
|
| 15-60 days | By Sea | Suitable for more than 500kg. Cheapest shipping way |
FAQ
01. Why is Disodium Etidronate Hydrate added in the textile printing and dyeing industry?
It acts as a stabilizing peroxide auxiliary, blocking metal ions from interfering with dyes and ensuring uniform dyeing and color stability in fabrics.
02. What are the key requirements for storing Disodium Etidronate Hydrate?
Disodium Etidronate Hydrate needs to be stored in a sealed container to prevent moisture absorption and clumping. It should not be stored with high-concentration metal salt raw materials.
03. How chemically stable is Disodium Etidronate Hydrate?
It exhibits good temperature and acid/alkali resistance. Its molecular structure is not easily decomposed or inactivated under normal light and high-temperature environments.
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Disclaimer: All conventional products (non-customized products) pictures are taken in kind, but due to the influence of light (different time, different background light), shooting method, different display equipment parameters and other factors, there may be some differences between the picture and the real color, product color, please take the real effect prevail, product color difference is not a product quality problem.
Note: Always consult a qualified health practitioner before taking any new medication. This product is not intended to diagnose, treat, cure or prevent any disease.At the time of purchase, the international buyer agrees to assume the risk of all items arriving. We cannot replace lost or impounded items. Before sending items, you need to confirm that you agree to these terms.This is only a recommended dose based on our own experience and anecdotal evidence. We recommend that you do your own research before using this product.
Statement: This product is only used for scientific research, and the consequences of other uses are not responsible.
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