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 |
Spezifikation Testergebnisse
Appearance: |
99.0 -- |
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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