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Spezifikation

Produktbezug:
Produktnummer 5026620SEPJ
Handelsname / Bezeichnung Methylparaben Natrium Ph. Eur.
(p-Oxybenzoesäure-methylester Na)
CAS Nummer 5026-62-0
Andere Bezeichnungen / Synonyme•Methyl Paraben, Sodium Salt; •Methyl-4-hydroxybenzoat Natrium; •Methyl-4-hydroxybenzoate Sodium; •Methylparaben Natrium; •Metylparaben Natrium; •Natrium-4-(methoxycarbonyl)phenolat; •sodium 4-(methoxycarbonyl)phenolate; •sodium 4-methoxycarbonylphenolate;
EG Nummer225-714-1
Zolltarifnummer / CN-Code29182900
Molekulargewicht [g/mol]174.12915
FormelC8H7NaO3
Gefahr UN --, --, --
Verursacht schwere Augenschäden. Verursacht schwere Augenreizung.
Nach Gebrauch gründlich waschen. Schutzhandschuhe/Schutzkleidung/Augenschutz/Gesichtsschutz tragen. GIFTINFORMATIONSZENTRUM oder Arzt anrufen.


Parameter Spezifikation Einheit

Sensorische Prüfung
Aussehen der Lösung klar und farblos
Farbe weiß bis fast weiß

Physikalische Parameter
Form (Agregatzustand) kristallines Pulver, hygroskopisch
Wassergehalt ≤ 5,0 %
Trocknungsverlust ≤ 5,0 %
pH-Wert 9,5  –  10,5
Löslichkeit entspricht

Identifikation
Gehalt 95,0  –  102,0 %
Identifizierung entspricht

Verunreinigungen
Schwermetalle (als Pb) ≤ 10 ppm
Sulphat (SO4) ≤ 300 ppm
Verunreinigung A: %
Verunreinigung Gesamt (ohne Verunreinigung A): %
Verunreinigung nicht spezifiziert: %
Verwandte Substanzen entspricht

Organische flüchtige Verunreinigungen
Org. flücht. Veru. in Summe entspricht

Zusätzliche Angaben:

Mindesthaltbarkeit: 18 Monate

Entspricht der Monographie: EP, USP, BP

regionaler Ursprung: Israel


Chemische Werke Hommel GmbH & Co.KG
Dieses Dokument wurde elektronisch erzeugt und ist ohne Unterschrift gültig.
Waltrop, 27. Feb. 2023
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