Ethylene Diamine Tetra (Methylene Phosphonic Acid)
EDTMPA (Solid)
【CAS】 1429-50-1
Molecular Formula: C6H20 N2O12P4 Molecular weight: 436.13
Structural Formula:
Properties:
This product 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. This product has strong metal ion chelating capacity, whose chelating constant with cuprum ion is larger than that of EDTA.
Specification:
items index
Appearance White crystal powder
Active acid % 95.0min
Total phosphonic（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.
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| Company:Shandong Taihe Water Treatment Co., Ltd.
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