Ethylenediamine tetraacetic acid disodium salt dihydrate, 2.5 kg
Molar mass (M) 372,24 g/mol
Melting point (mp) 110 °C
CAS No. [6381-92-6]
Application: Stock solution: 0.5 M in water, pH 8.5. Recommended final concentration for enzyme inhibition 1-10 mM. The disodium salt of EDTA only dissolves when the pH-value is around 8.0.
excl. VAT. | 2.5 kg per Pack Qty.
Art. No. 8043.6
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Ethylenediamine tetraacetic acid disodium salt dihydrate ≥99 %, p.a., ACS
EDTA forms chelate complexes with Mg2+-ions and other bivalent metal cations. It can therefore be applied as a general inhibitor for all enzymes which require such metal cations to function (e.g. DNases and metal proteases).
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|Assay (compl.)||≥99 %|
|pH value (5 % in H2O)||4-5|
|In H2O insoluble matter||≤0.005 %|
|Chloride (Cl)||≤0.01 %|
|Sulphate (SO4)||≤0.02 %|
|Lead (Pb)||≤0.0005 %|
|Calcium (Ca)||≤0.002 %|
|Iron (Fe)||≤0.0005 %|
|Copper (Cu)||≤0.0001 %|
|Nickel (Ni)||≤0.0005 %|
|Heavy metals (as Pb)||≤0.001 %|
|Nitrilotriacetic acid||≤0.05 %|