Ethidium homodimer
Ethidium homodimer (CAS 61926-22-5), molecular formula C46H50Cl4N8, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- EtDi,EthD-1

| Molecular weight | 856.75 |
|---|---|
| Empirical formula | C46H50Cl4N8 |
| Assay | ~90% (HPCE) |
| Solubility | DMF: solubleDMSO: solubleH2O: soluble |
| Storage temperature | −20°C |
| Application | Staining dye for ssDNA, dsDNA, RNA, oligonucleotides, and triplex DNA. It will not cross intact cell membranes and can be used to test cell viability. |
| Suitability | suitable for fluorescence |
| Melting point | ≥250 °C(lit.) |



Hazard statements
- H261In contact with water releases flammable gas
- H314Causes severe skin burns and eye damage
- H351Suspected of causing cancer
Precautionary statements
- P231Handle under inert gas
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
- P422
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3096 4.3(8) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 14-34-40 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 493 nm in H2Oλex 528 nm; λem 617 nm in TE buffer; DNA |
|---|
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethidium homodimer?
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Ethidium homodimer (CAS 61926-22-5), molecular formula C46H50Cl4N8, is a high-purity chemical supplied by Tech Serve Solutions for biochemicals & reagents applications, to USP, BP and EP standards.
What grades of Ethidium homodimer does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethidium homodimer in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Ethidium homodimer?
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Ethidium homodimer has CAS number 61926-22-5 and molecular formula C46H50Cl4N8. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Ethidium homodimer?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Ethidium homodimer ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Ethidium homodimer be stored?
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Store Ethidium homodimer in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Ethidium homodimer used for?
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Ethidium homodimer is used in biochemicals & reagents applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Ethidium homodimer?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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