Azul de metileno (CI 52015), 100 g, vidrio
REF A514.3
€ 117,92
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Azul de metileno (CI 52015), 100 g, vidrio
Información del producto
P-frases: P280 P302+P352 P305+P351+P338
H-frases: H315-H319-H335
Número CAS: 554-73-4
fórmulas químicas: C18H14N3NaO3S
Código hs: 32041300
Marca: Carl Roth
Methylene blue (C.l. 52015), pure, Molar mass (M) 319,9 g/mol, CAS No. [61-73-4], EG-Nr. 200-515-2, Empirical formula C16H18ClN3S
Methylene blue (C. I. 52015) pure
Watersoluble nuclear dye, does not intercalate between base pair stacks of DNA. Especially used for staining of blood cells.
Application note:
Staining of nucleic acids in PAA
Nucleic acids are visible as blue bands.
Detection limit: 20 ng/band.
- Use a 0.2 % solution of methylene blue for staining
- Stain for 20 min.
- Wash for 15 min. in distilled water
Technische informatie
| Kleuring | dead cells blue |
| Ox.-kleur | blauw |
| Ger.-kleur | kleurloos |
| Redoxpotentiaal E0[V] bij pH=0 en 20 °C | +0.53 (30 °C) |
| Toepassing | vitality test |
Determination of Surfactants
Benzethonium chloride solution is used to measure anionic detergents. In this method, the anionic detergent and the cationic detergent form a 1:1 salt in dichloromethane. The end point of the titration is indicated by methylene blue.
Indicators and Dyes
Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.
| Appearance | Dark green crystalline powder |
| Assay (dry substance) | ≥95 % |
| Maximum absorption | 655-670 nm |
| Loss on drying (1 h, 100 °C) | ≤10 % |
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