EDTA Dinatriumsalz Dihydrat Ph. Eur., USP, BP, JP, ACS
Lieferant: VWR Chemicals
Synonyms:
EDTA-Na2 Dihydrat
, Kestranal® 2S 2 H2O
, Ethylendinitrilotetratetraessigsäure Dinatriumsalz Dihydrat
, Titriplex III
, Ethylendiamintetraessigsäure Dinatriumsalz Dihydrat
, Ethylendiamin-N,N,N',N'-tetraessigsäure Dinatriumsalz Dihydrat
, Kestranal® 2S Dihydrat
, Edetinsäure Dinatriumsalz Dihydrat
, Dinatriumdihydrogenethylendiamintetraacetat 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 |
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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