Lugolsche Lösung, Sigma-Aldrich®
Lieferant: SIGMA-ALDRICH MICROSCOPY
M-Clarity™ Qualitätsstufe = MQ200
Lugol′s solution is a ready-to-use solution that comprises 6% iodine in 4% potassium iodide. It is commonly used as a mordant for Gram staining in bacteriology. It is used for staining bacterial target structures for diagnostic purposes by fixing, staining, counterstaining, and mounting bacteriological specimen materials.
- Lugol′s solution is generally used as a mordant in Gram staining, and for fixing invertebrate blood cells and protozoa
- It is suitable for the detection of starch in plants
- It has been used in a study to assess narrow-band imaging without image magnification for detecting high-grade dysplasia and intramucosal esophageal squamous cell carcinoma
- It has been used in a study to determine its benefit in aiding the detection, presence, and spread of small squamous cell carcinomas of the esophagus
Iodine diffuses rapidly through hydrophilic and hydrophobic domains of tissues and loosely binds to proteins, staining them brown. It reacts irreversibly with unsaturated lipid linkages and with tyrosine and histidine aromatic rings.
Spezifikation Testergebnisse
Appearance (colour) | Report result |
Appearance (form) | Report result |
Argentometr. titration | Assay potassium iodide (KI) |
Redox titration | Assay iodine (i) |
Redox titration (method) | Titration with sodium thiosulfate |
Density d20/4 | Report result |
Recommended retest period | 42 months |
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