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Verzending 24–48 u • Levering in de hele EU • Veilige chemieverpakking
Sel disodique d'acide éthylènediamine tétraacétique dihydraté, 1 kg
Référence 8043.2
€ 175,43
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Sel disodique d'acide éthylènediamine tétraacétique dihydraté, 1 kg
Détails du produit
Phrases P: P210 P233 P280 P305+P351+P338
Phrases H: H225-H290-H319
Classe de danger: 3 (8) II
Code SH: 29212900
Marque: Carl Roth
Ethylenediamine tetraacetic acid, disodium salt dihydr. min. 99% p.a., ACS, Molar mass (M) 372,24 g/mol, CAS No. [6381-92-6], EG-Nr. 205-358-3, Empirical formula C10H14N2Na2O8 · 2 H2O
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).
Complexometry
| 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 % |
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