RB-PEG-Biotin
Rhodamine B-Polyethylene glycol-Biotin
Catalog # | Pkg Size | Price(USD) | Quantity | Buy this product |
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R-2207 | 100mg | 350.00 | + Add to cart |
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R-2207 | 250mg | 600.00 | + Add to cart |
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R-2207 | 500mg | 950.00 | + Add to cart |
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Product description
Rhodamine B-Polyethylene glycol-Biotin, RB-PEG-Biotin from RuixiBio is a linear heterobifunctional PEG reagent with a Rhodamine B, TAMRA or TMR dye and Biotin group, Rhodamine B can be easily traced from its pink color and red fluorescence, Rhodamine B-PEG-Biotin is a commonly used red fluorescent dye tracer in biology for staining cells, tissues, biomarkers, Biotin can bind to avidin and streptavidin with high specificity and affinity.
Appearance | Red solid or viscous liquid depends on molecular weight |
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PEG Molecular Weight | 350/550/750/1000/2000/3400/5000/10000 |
Substitution of RB by NMR | >90% |
Substitution of Biotin by NMR | >90% |
Reactive Group | Biotin can bind to avidin and streptavidin with high specificity and affinity |
Solubility | very high in Chloroform dichloromethane water PBS DMF DMSO low solubility in Methanol, ethanol, toluene THF |
Storage | -20℃, protected from light and moisture |
Transportation | 4-25℃ temperature for up to 3 weeks |
Stability | 12 months |
Ex/Em | 570nm-595nm |
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