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Spezifikation

Produktbezug:
Produktnummer 557051V01
Handelsname / Bezeichnung Zinkstearat , pflanzlich, EP/USP/NF/BP
MB, BMC-RSPO-0026
CAS Nummer 557-05-1
Andere Bezeichnungen / Synonyme•Zinc distearate, pure; •Zinkdistearat; •Zinkdistearat, rein; •zinc distearate; •zinc octadecanoate;
EG Nummer209-151-9
Zolltarifnummer / CN-Code29157050
Molekulargewicht [g/mol]632,34
FormelC36H70O4Zn


Parameter Specification Unit

Sensorische Prüfung
Aussehen der Lösung klar < Y5
Aussehen weißes oder fast weißes feines Pulver

Physikalische Parameter
Säuregehalt (0,1 N HCl) ≤ 0,3 ml
Säuregehalt (0,1 N NaOH) ≤ 0,1 ml
Säuregehalt der Fettsäure 195  –  210 mg KOH/g
Trocknungsverlust ≤ 1 %
Schüttdichte tapped 0,3  –  0,45 g/ml

Identifikation
Gehalt Zn 10,4  –  11,2 %
Gehalt ZnO 13  –  14 %
Identifizierung A: entspricht
Identifizierung B: ≥ 54
Schmelzpunkt (Identität) 115  –  125 °C

Verunreinigungen
freie Fettsäuren ≤ 1,5
Sulphat (SO4) ≤ 0,6 %
Verunreinigung Alkalies and alkaline earths ≤ 1 %

Restlösemittel
Restlösemittel muss dem Standard entsprechen

Elementare Verunreinigungen
Arsen (As) ≤ 1,5 ppm
Cadmium (Cd) ≤ 5 ppm
Chloride (Cl) ≤ 250 ppm
Blei (Pb) ≤ 10 ppm

Mikrobiologische Daten
Aerobe Mikroorganismen ≤ 1000 CFU/g
Schimmel und Hefe ≤ 100 CFU/g

Partikelgrößenverteilung
Partikel Rückstand bei 200 mesh ≤ 1 %
Partikel Rückstand bei 325 mesh ≤ 1 %

Zusätzliche Angaben:

Entspricht der Monographie: Ph.Eur. 10 / USP42 / NF37 / BP17


Chemische Werke Hommel GmbH & Co.KG
Dieses Dokument wurde elektronisch erzeugt und ist ohne Unterschrift gültig.
Waltrop, 13. Dec. 2024
LF-Basis: (2022-11-15)
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