EDTA Dinatriumsalz Dihydrat Ph. Eur., USP, BP, JP, ACS

Lieferant: VWR Chemicals

Synonyms: EDTA-Na2 DihydratKestranal® 2S 2 H2OEthylendinitrilotetratetraessigsäure Dinatriumsalz DihydratTitriplex IIIEthylendiamintetraessigsäure Dinatriumsalz DihydratEthylendiamin-N,N,N',N'-tetraessigsäure Dinatriumsalz DihydratKestranal® 2S DihydratEdetinsäure Dinatriumsalz DihydratDinatriumdihydrogenethylendiamintetraacetat Dihydrat

20309.365EA 951 CHF
20309.365 20309.296 20309.460
EDTA Dinatriumsalz Dihydrat Ph. Eur., USP, BP, JP, ACS
EDTA Dinatriumsalz Dihydrat

Bitte beachten Not for use as Active Pharmaceutical Ingredient (API)

Formel: C₁₀H₁₄N₂Na₂O₈·2H₂O
MW: 372,24 g/mol
Melting Pt: 255 °C
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00150037
CAS-Nummer: 6381-92-6
EINECS: 205-358-3
Merck Index: 13,03543
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Spezifikation Testergebnisse

Ca (Calcium) Passes test USP
Limit of nitrilotriacetic acid [USP] Max. 0.1 %
Loss on drying (150°C; 6 h) [USP] 8.7 --> 11.4 %
Assay [JP] Min. 99.0 %
Identification 2 Passes test JP
Identification 3 Passes test JP
pH (1 %) [JP] 4.3 --> 4.7
Clarity and colour of solution Passes test JP
CN (Cyanide) Passes test JP
Heavy metals (as Pb) [JP] Max. 10 ppm
As (Arsenic) [JP] Max. 2 ppm
Residue on ignition [JP] 37.0 --> 39.0 %
ACS specifications:
Assay [ACS] 99.0 --> 101.0 %
pH (25°C; 5 %) [ACS] 4.0 --> 6.0
Insoluble matter [ACS] Max. 0.005 %
Nitrilotriacetic acid [ACS] Max. 0.1 %
Heavy metals (as Pb) [ACS] Max. 0.005 %
Fe (Iron) [ACS] Max. 0.01 %
(*): Impurity A (Nitrilotriacetic acid): result guaranteed by supplier

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