Spezifikation
|
Produktbezug: |
| Produktnummer | 14987043MPEU |
| Handelsname / Bezeichnung | Magnesiumtrisilikat, EP, USP |
| CAS Nummer | 14987-04-3 |
| Andere Bezeichnungen / Synonyme | •Magnesium Trisilicate;
•Magnesiumtrisilikat leicht;
•dimagnesium dioxido-bis[[oxido(oxo)silyl]oxy]silane;
•dimagnesium trisilicon octaoxide; |
| EG Nummer | 239-076-7
|
| Molekulargewicht [g/mol] | 260.8617 |
| Formel | Mg2O8Si3 |
| Parameter |
Methode |
Spezifikation |
Einheit |
Sensorische Prüfung |
| Aussehen |
|
weißes bis fast weißes Pulver |
Physikalische Parameter |
| Säuregehalt |
EP |
HCl 0.1 M ≥ 100 |
ml |
| Säuregehalt |
USP |
HCl 0.1 N 140 – 160 |
ml |
| Schüttdichte |
|
~400 |
g/l |
| Löslichkeit |
|
praktisch unlöslich in Wasser oder Ethanol (96%) |
Identifikation |
| Gehalt |
USP |
MgO: ≥ 20 |
% |
| Gehalt |
EP |
MgO: ≥ 29 |
% |
| Gehalt |
|
SiO2 / MgO-Ratio: 2,10 – 2,37 |
| Gehalt |
USP |
SiO2: ≥ 45 |
% |
| Gehalt |
EP |
SiO2: ≥ 65 |
% |
| Identifizierung |
|
entspricht |
|
Verunreinigungen |
| Freies Alkali (Ca(OH)2) |
EP |
max. 1 ml HCl 0.1 M |
| Freies Alkali (Ca(OH)2) |
USP |
max. 1 ml HCl 0.1 N |
| Glührückstand |
USP |
17 – 34 |
% |
| Glührückstand |
EP |
17 – 34 |
% |
| Schwermetalle (als Pb) |
USP |
≤ 30 |
ppm |
| Schwermetalle (als Pb) |
EP |
≤ 40 |
ppm |
| Löslicher Anteil |
|
Salze ≤ 1,5 |
% |
| Sulphat (SO4) |
USP |
≤ 0,5 |
% |
| Sulphat (SO4) |
EP |
≤ 0,5 |
% |
Elementare Verunreinigungen |
| Arsen (As) |
USP |
≤ 8 |
ppm |
| Arsen (As) |
EP |
≤ 4 |
ppm |
| Chloride (Cl) |
USP |
≤ 0,055 |
% |
| Chloride (Cl) |
EP |
≤ 0,05 |
% |
Mikrobiologische Daten |
| Escherichia Coli. |
|
neg. |
CFU/g |
| Pseudomonas aeruginosa |
|
neg. |
CFU/g |
| Staphylococcus Aureus |
|
neg. |
CFU/g |
| Gesamtkeimzahl |
|
≤ 1000 |
CFU/g |
| Schimmel und Hefe |
|
≤ 100 |
CFU/g |
Chemische Werke Hommel GmbH & Co.KG
Dieses Dokument wurde elektronisch erzeugt und ist ohne Unterschrift gültig.
|
Waltrop, 05. May. 2022
|
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Nothing included in this information waives any of our General Terms and Conditions of Sale, which control unless it agrees other in
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national and international regulations and laws, the status of our products could change. Material Safety Data Sheets providing safety
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with applicable law. The user should obtain and review the applicable Material Safety Data Sheet information before handling any of
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