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Basic Description
| Synonyms | 4′,5′-Dibromo-2′,7′-dinitrofluorescein disodium salt Acid Red 91 | Eosin bluish | Eosin Scarlet | Saffrosine Imperial Red | C.I. 45400 | 4,5-Dibromo-2,7-dinitrofluorescein disodium salt |
|---|---|
| Specifications & Purity | ≥90% |
| Biochemical and Physiological Mechanisms | Eosin B is a xanthene dye and is also referred to as eosin bluish or erythrosin B. It is used in the Harris stain for Negri bodies. Eosin B is also used in Mayer’s Hemalum as a counterstain for collagen. Eosin B-Azure A are used together for the staining |
| Shipped In | Normal |
| Product Description | Eosin B is a fluorescent red dye that is used in microscopy to visualise cytoplasm and proteins like collagen. |
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Names and Identifiers
Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 G2109225 | Certificate of Analysis | Apr 03, 2025 | E100232 |
| G2109226 | Certificate of Analysis | Apr 03, 2025 | E100232 |
| A2303416 | Certificate of Analysis | Jan 14, 2023 | E100232 |
| H2211170 | Certificate of Analysis | Jul 29, 2022 | E100232 |
| H2211171 | Certificate of Analysis | Jul 29, 2022 | E100232 |
| D2310289 | Certificate of Analysis | May 30, 2022 | E100232 |
| F2229040 | Certificate of Analysis | May 30, 2022 | E100232 |
| F2229044 | Certificate of Analysis | May 30, 2022 | E100232 |
| F2229045 | Certificate of Analysis | May 30, 2022 | E100232 |
Safety and Hazards(GHS)
| WGK Germany | 3 |
|---|---|
| Merck Index | 3602 |
Related Documents
Reviews
Customer Reviews
Citations of This Product
| 1. Xia Qiu, Ling Wang, Yinggui Zhu. (2021) Cathodic electrochemiluminescence behavior of Eosin B and its quenching mechanism by Cr3+. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 882 (115031). [PMID:] [10.1016/j.jelechem.2021.115031] |
| 2. Xiu-Fang Yan, Zeng-Ping Chen, Yin-Yin Cui, Yuan-Liang Hu, Ru-Qin Yu. (2016) Quantitative generalized ratiometric fluorescence spectroscopy for turbid media based on probe encapsulated by biologically localized embedding. ANALYTICA CHIMICA ACTA, 921 (38). [PMID:27126788] [10.1016/j.aca.2016.03.033] |
| 3. Jingfeng Dong, Mei Wang, Pan Zhang, Songqiu Yang, Jianyong Liu, Xueqiang Li, Licheng Sun. (2011) Promoting Effect of Electrostatic Interaction between a Cobalt Catalyst and a Xanthene Dye on Visible-Light-Driven Electron Transfer and Hydrogen Production. Journal of Physical Chemistry C, 115 (30): (15089–15096). [PMID:] [10.1021/jp2040778] |
References
| 1. Xia Qiu, Ling Wang, Yinggui Zhu. (2021) Cathodic electrochemiluminescence behavior of Eosin B and its quenching mechanism by Cr3+. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 882 (115031). [PMID:] [10.1016/j.jelechem.2021.115031] |
| 2. Xiu-Fang Yan, Zeng-Ping Chen, Yin-Yin Cui, Yuan-Liang Hu, Ru-Qin Yu. (2016) Quantitative generalized ratiometric fluorescence spectroscopy for turbid media based on probe encapsulated by biologically localized embedding. ANALYTICA CHIMICA ACTA, 921 (38). [PMID:27126788] [10.1016/j.aca.2016.03.033] |
| 3. Jingfeng Dong, Mei Wang, Pan Zhang, Songqiu Yang, Jianyong Liu, Xueqiang Li, Licheng Sun. (2011) Promoting Effect of Electrostatic Interaction between a Cobalt Catalyst and a Xanthene Dye on Visible-Light-Driven Electron Transfer and Hydrogen Production. Journal of Physical Chemistry C, 115 (30): (15089–15096). [PMID:] [10.1021/jp2040778] |