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

Lieferant: VWR Chemicals

Synonyme: Kestranal® 2S 2 H2O, Ethylendinitrilotetratetraessigsäure Dinatriumsalz Dihydrat, Dinatriumdihydrogenethylendiamintetraacetat Dihydrat, Titriplex III, Edetinsäure Dinatriumsalz Dihydrat, Ethylendiamin-N,N,N',N'-tetraessigsäure Dinatriumsalz Dihydrat, EDTA-Na2 Dihydrat, Kestranal® 2S Dihydrat, Ethylendiamintetraessigsäure Dinatriumsalz Dihydrat

20309.296EA 203 EUR
20309.296 20309.365 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
Molecular Weight: 372,24 g/mol
Schmelzpunkt: 255 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00150037
CAS-Nummer: 6381-92-6
EINECS: 205-358-3
Merck Index: 13,03543
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Spezifikation Testergebnisse

Appearance: 99.0 -- 101.0 %
White or almost white crystalline powder Passes test
Heavy metals (as Pb) Max. 10 ppm
Residual solvents Passes test
Residual metal catalysts (skip lot): . Passes test Ph.Eur./BP
As (Arsenic) Max. 2 ppm
Cd (Cadmium) Max. 1 ppm
Co (Cobalt) Max. 1 ppm
Hg (Mercury) Max. 3 ppm
Ni (Nickel) Max. 1 ppm
Pb (Lead) Max. 3 ppm
V (Vanadium) Max. 6 ppm
Conforms to Ph.Eur./USP/BP/JP/ACS Passes test
Ph.Eur./BP specifications: Passes test Ph.Eur./BP
Assay [Ph.Eur./BP] 98.5 --> 101.0 %
Identification A Passes test USP
Identification B Passes test USP
Identification D Passes test Ph.Eur./BP
Appearance of solution Passes test Ph.Eur./BP
pH (5 %) [Ph.Eur./BP] 4.0 --> 5.5
Impurity A (*) [Ph.Eur./BP] Max. 0.1 %
Fe (Iron) [Ph.Eur./BP] Max. 80 ppm
USP specifications: Passes test
Assay (calculated on dried basis) [USP] 99.0 --> 101.0 %
Identification C Passes test USP
Ca (Calcium) Passes test USP
Limit of nitrilotriacetic acid [USP] Max. 0.1 %
pH (25°C; 50 mg/ml) [USP] 4.0 --> 6.0
Loss on drying (150°C; 6 h) [USP] 8.7 --> 11.4 %
JP specifications:
Assay [JP] Min. 99.0 %
Identification 1 Passes test JP
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
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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