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EGTA, 10 gramos

EGTA, 10 gramos

REF 3054.1
€ 47,08
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EGTA, 10 gramos
Información del producto
Código hs: 29224985
Marca: Carl Roth
EGTA, min. 99 %, p.a., Molar mass (M) 380,35 g/mol, CAS No. [67-42-5], EG-Nr. 200-651-2, Empirical formula C14H24N2O10


EGTA ≥99 %, p.a.

Unspecific protease inhibitor highly similar to EDTA. Inhibition results from chelating of calcium and magnesium ions leading to their removal from the surrounding medium. However, affinity to calcium2+ is much higher than that to magnesium2+. The inhibitory effect can be compensated by an excess of calcium2+ or magnesium2+. pKa calcium (pH 7): approx. 6.9



Complexometry


Appearance white, crystalline powder
Assay (titr.) ≥99,0 %
pH value (saturated sol.) 2,6-3,0
Loss on drying ≤2,0 %
Iron (Fe) ≤0,001 %
Heavy metals ≤0,001 %
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