Glutaraldehyd 25% in wässriger Lösung für die Elektronenmikroskopie, nach P.J. Anderson, Sigma-Aldrich®
Lieferant: Merck
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Gefahr
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Synonyme:
Glutaral, Pentandial, 1,5-Pentandial
M-Clarity™ Qualitätsstufe = MQ400 Unter Stickstoff abgepackt
Glutardialdehyde is a fixing agent for specimens destined for morphological and enzyme histochemical analysis of samples of human origin.
The 25% Glutardialdehyde solution is used for the fixation of specimen for semi-thin cuttings and electron microscopy. Alternatively, especially sensitive material used for enzyme histochemistry, will be fixed with glutardialdehyde acc. to P.J. Anderson, purified and filled into ampoules under nitrogen. Sensitive enzymes e.g. endogenous peroxidase can often only be visualized in this way. It is registered as CE / IVD product for applications in diagnostics.
Formel:
C₅H₈O₂ Molecular Weight: 100.12 g/mol Siedepunkt: 188 Schmelzpunkt: –6 °C Dichte: 1.06 g/cm³ (20 °C) Flammpunkt: >71 °C Lagertemperatur: Kühlschrank |
MDL:
MFCD00007025 CAS-Nummer: 111-30-8 EINECS: 203-856-5 UN: 1760 ADR: 8 Merck Index: 13,04485 |
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Spezifikation Testergebnisse
Assay (alkalimetric) | 24.7 - 25.7 % |
Identity | conforms |
Free acid (as glutaric acid) | ≤ 0,2 % |
Methanol (HS-GC) | ≤ 0,3 % |
Optical purity (E 280 nm / E 235 nm) | ≥ 3,0 |
pH | >3,0 (H₂O, 20 °C) |
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