Methylene blue (C.I. 52015), 10 g
Molar mass (M) 319,9 g/mol
Melting point (mp) 190 °C
CAS No. [61-73-4]
Dissolve 0.1-0.5 g in 100 ml of water
excl. VAT. | 10 g per Pack Qty.
Art. No. A514.1
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Methylene blue (C.I. 52015)
Watersoluble nuclear dye, does not intercalate between base pair stacks of DNA. Especially used for staining of blood cells.
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
|Dyeing||dead cells blue|
|Redox potential E0[V] at pH=0 and 20 °C||+0.53 (30 °C)|
- Subtotal: 0.00
|Order No.||Pack Qty.||Pack.||Price||Quantity|
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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.
|Maximum absorption||655-670 nm|
|Loss on drying (110 °C)||≤18,0 %|