RB-PEG-COOH
Rhodamine B-Polyethylene glycol-carboxyl
Catalog # | Pkg Size | Price(USD) | Quantity | Buy this product |
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R-2204 | 100mg | 350.00 | + Add to cart |
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R-2204 | 250mg | 600.00 | + Add to cart |
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R-2204 | 500mg | 950.00 | + Add to cart |
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Product description
Rhodamine B-Polyethylene glycol-carboxyl, RB-PEG-COOH from RuixiBio is a linear heterobifunctional PEG reagent with a Rhodamine B, TAMRA or TMR dye and carboxyl group maximum absorption 570 nm and emission 595 nm, Rhodamine B can be easily traced from its pink color and red fluorescence, Rhodamine B-PEG-COOH is a commonly used red fluorescent dye tracer in biology for staining cells, tissues, biomarkers, carboxyl group can react with amine group.
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 COOH by NMR | >90% |
Reactive Group | COOH can react with NH2,Hydrazide |
Solubility | DMF DMSO |
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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