Fluorescein mercuric acetate
Fluorescein mercuric acetate (CAS: 32382-27-7), with the molecular formula C24H16Hg2O9 and a molecular weight of 849.56, is a specialized chemical primarily utilised as a reagent for the determination of disulfide groups. This compound exhibits distinct fluorescence properties, making it valuable in analytical applications. Tech Serve Solutions supplies this chemical for laboratory and research purposes.
- IUPAC
- 4′,5′-Bis(acetoxymercuri)fluorescein,FMA

Disulfide Group Determination
Fluorescein mercuric acetate is employed as an analytical reagent specifically for the quantitative determination of disulfide groups in various chemical and biological samples. Its reactivity allows for precise analysis in research settings.
Fluorescence-Based Assays
Leveraging its fluorescence characteristics (λex 499 nm; λem 520 nm in 1 M NaOH), the compound can be utilized in developing fluorescence-based detection methods and assays where specific binding or reaction is monitored by changes in fluorescence.
Analytical Standards
As a well-defined chemical compound, it serves as an analytical standard or reagent in chromatography and other analytical techniques, aiding in method validation and quality control within research laboratories.
| Molecular weight | 849.56 |
|---|---|
| Empirical formula | C24H16Hg2O9 |
| Assay | ~90% (UV) |
| Melting point | ≥300 °C |



Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H330Fatal if inhaled
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2025 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 26/27/28-33-50/53 |
| Safety statements (S) | 13-28-36-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Quality | for the determination of disulfide groups |
|---|---|
| Fluorescence | λex 499 nm; λem 520 nm in 1 M NaOH |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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 Fluorescein mercuric acetate primarily used for?
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Fluorescein mercuric acetate is primarily used as a reagent for the determination of disulfide groups and in fluorescence-based analytical applications.
What is the CAS number and chemical formula for Fluorescein mercuric acetate?
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The CAS number for Fluorescein mercuric acetate is 32382-27-7, and its empirical formula is C24H16Hg2O9.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fluorescein mercuric acetate with an assay of approximately 90% (UV). We do not represent this product as USP, BP, or EP grade.
What are the primary safety concerns when handling Fluorescein mercuric acetate?
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Fluorescein mercuric acetate is classified as Danger, with hazards including acute toxicity (fatal if swallowed, in contact with skin, or if inhaled), potential organ damage through prolonged exposure, and being very toxic to aquatic life with long-lasting effects. Appropriate personal protective equipment, including respirators and gloves, must be used.
How is Fluorescein mercuric acetate packed and shipped?
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The compound is shipped as UN 2025, Hazard Class 6.1, Packing Group II. TSS adheres to all regulations for the safe packing, handling, and international export of this chemical.
How can I request a sample or a quote for Fluorescein mercuric acetate?
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To request a sample or obtain a quote, please contact our sales department via the website or provide your details through the product inquiry form.
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