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Edtmpa, Atmp, Hedp

Posted at: Offers to Sell and Export | Posted on: Tue 16 Dec, 2008 7:14 am |
 
edtmpa atmp hedp
Products Photos CatalogEdtmpa Atmp Hedp Photos Catalog



Ethylene Diamine Tetra (Methylene Phosphonic Acid) EDTMPA (Solid)

CAS No.: 1429-50-1



Molecular Formula:

C6H20 N2O12P4 Molecular weight: 436.13

Structural Formula:

Properties:

EDTMPA is white crystal powder at room temperature, with melting point 215-217℃, hard to be dissolved in water, the solubility is less that 5% at room temperature, easy dissolved in ammonia. EDTMPA has strong metal ion chelating capacity, whose chelating constant with cuprum ion is larger than that of EDTA.

EDTMPA has high capacity for chelating metal ions. The complex constant with Cu is the largest in all chelating agents including EDTA. EDTMPA is a kind of high-pure grade reagent and innocuous, it can be used as detergent in semiconductor chip to prepare integrated circuit, as carrying agent for radioelement in medical industry, and as agent for inspection and therapy. The chelating capacity of EDTMPA largely exceed that of EDTA and DTPA, and can replace EDTA for chelating agent at almost any situation.

Specification:

items index

Appearance White crystal powder

Active acid % 95.0min

Total phosphonic acid(as PO43-)% 82.0 min

Dryness weight loss % 2.0 max

Fe ppm 5 max

Cl % 0.1 max

pH(1% solution) 2.0 max

Our company can produce 99% (chromatograph purity) and high purity product on demand of clients.

Package and Storage:

25kg inner liner polyethylene (PE) bag, outer plastic woven bag, with agreement with export environment requirement, or confirmed by clients. Storage for one year in room shady and dry place.



Company Contact:

No member photo
Contact Name: Fiona
Company Name: Qingdao IRO TAIHE International Trade Co., Ltd.
Email: Email
Tel: +86-532-85027466
Fax: +86-532-85028486
Street Address: Yihe International
2910 Room, Xianggang Mid-road
No.10, Qingdao, Shandong, China
Website: http://www.iro-taihe.cn
Member name: Fionacong
Country: China-CN China
Member Since: 27 September 2008
Total Leads: 22 Fionacong Import Export Business Leads
Business focus: Chemicals, Water Treatment, Water Reducing Agent
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