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Spezifikation

Produktbezug:
Produktnummer 1309484MGPF
Handelsname / Bezeichnung Magnesiumoxide granulat
CAS Nummer 1309-48-4
Andere Bezeichnungen / Synonyme•MAGNESIUM OXIDE; •Magnesia grooves; •Magnesia sticks; •Magnesium Oxide, Heavy Powder, USP; •Magnesium Oxide, Light Powder, USP; •Magnesium Oxide, Powder, FCC; •Magnesium Oxide, Powder, Reagent, ACS; •Magnesium Oxide, Powder, Technical; •Magnesium oxide; •Magnesium oxide substrate, 10x10x0.5mm, polished one side, 100 orientation;
EG Nummer215-171-9
Zolltarifnummer / CN-Code25199010
Molekulargewicht [g/mol]40,30
FormelMgO


Parameter Methode Spezifikation Einheit

Sensorische Prüfung
Aussehen der Lösung entspricht
Farbe weiß

Physikalische Parameter
Form (Agregatzustand) Granulat
Unlösliche Anteile in HCl: ≤ 0,10 %
Glühverlust USP, FCC ≤ 10,0 %
Glühverlust EP ≤ 8,0 %
Glühverlust ≤ 5,0 %
Schüttdichte 1000 x gestampft / tapped: 0,90  –  1,20 g/ml
Schüttdichte ungestampft / untapped: 0,85  –  1,05 g/ml
Löslichkeit unlöslich in Wasser und in Alkohol, löslich in verdünnten Mineralsäuren unter leichtem Sprudeln

Identifikation
Gehalt EP (o.d.b.)* 98,0  –  100,5 %
Gehalt E 530 (o.d.b.)* ≥ 98,0 %
Gehalt USP, FCC (o.d.b.)* 96,0  –  100,5 %
Identifizierung entspricht
Identifizierung EP Lösung S: entspricht

Verunreinigungen
Freies Alkali (Ca(OH)2) USP, FCC, E530 ≤ 2,0 ml
Löslicher Anteil ≤ 2,0 %
Sulphat (SO4) EP ≤ 1,0 %
Verunreinigung CaO: ≤ 1,5 %

Elementare Verunreinigungen
Arsen (As) ≤ 1 ppm
Arsen (As) FCC, E 530 ≤ 3 ppm
Calcium (Ca) USP ≤ 1,1 %
Calcium (Ca) EP ≤ 1,5 %
Cadmium (Cd) ≤ 0,5 ppm
Chloride (Cl) EP ≤ 0,1 %
Eisen (Fe) ≤ 500 ppm
Eisen (Fe) USP ≤ 0,05 ppm
Eisen (Fe) EP ≤ 0,07 ppm
Quecksilber (Hg) ≤ 0,1 ppm
Blei (Pb) ≤ 0,2 ppm
Blei (Pb) FCC ≤ 4 ppm
Blei (Pb) E 530 ≤ 2 ppm

Partikelgrößenverteilung
Partikel < 100 mesh: 1,0  –  8,0 %
Partikel < 30 … > 60 mesh: 60,0  –  80,0 %
Partikel < 60 … > 100 mesh: 5,0  –  25,0 %
Partikel > 20 mesh: ≤ 0,0 %
Partikel > 30 mesh: 8,0  –  20,0 %
Anmerkung:
* o.d.b. = on dried basis / auf getrockneter Basis


Zusätzliche Angaben:

Entspricht der Monographie: EP, E 530, FCC, USP


Chemische Werke Hommel GmbH & Co.KG
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Waltrop, 24. Aug. 2023
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