Solution d'iode de Gram pour la microscopie, Sigma-Aldrich®
Marques : SIGMA ALDRICH MICROSCOPYTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
Lugol's iodine, Iodine and potassium iodide, Potassium triiodide
M-Clarity™ (Niveau de Qualité) = MQ100
Gram’s iodine solution is used as a mordant in the Gram staining process. It is added after the primary staining step with crystal violet; the resultant crystal violet - Iodine complex imparts purple color to the cells.
Iodine(I) interacts with Crystal Violet(CV) to form large CV-I complexes within the cytoplasm and outer layers of the cell.
Syn: Potassium Triiodide
Formule:
I₃K Poids moléculaire: 419.812 g/mol Densité: 1,005 g/ml (20 °C) Température de stockage: Room Temperature |
Numéro MDL:
MFCD00134128 Numéro CAS: 12298-68-9 |
Résultats des tests de spécification
Appearance (colour) | Brown to very dark brown |
Appearance (form) | Liquid |
Density D20/4 | 1.003 - 1.007 |
Refractive index N20/D | 1.334 - 1.336 |
Expiration date period 24 months |
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