Sodium diatrizoate hydrate
Sodium diatrizoate hydrate (CAS: 737-31-5) is a nonionic iodinated contrast medium supplied by Tech Serve Solutions. With the empirical formula C11H8I3N2NaO4 · xH2O and a molecular weight of 635.90 (anhydrous basis), it is primarily utilised in cell biology and centrifugation applications. Its properties make it valuable for density gradient media, essential for hematology, histology, and various research applications where precise separation of biological components is required.
- IUPAC
- 3,5-Bis(acetylamino)-2,4,6-triiodobenzoic acid, sodium salt,3,5-Diacetamido-2,4,6-triiodobenzoic acid sodium salt,Diatrizoic acid sodium salt hydrate
- Synonyms
- 3,5-Bis(acetylamino)-2,4,6-triiodobenzoic acid, sodium salt3,5-Diacetamido-2,4,6-triiodobenzoic acid sodium saltDiatrizoic acid sodium salt hydrate
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Density Gradient Media
Sodium diatrizoate hydrate serves as a key component in density gradient media, enabling the separation of biological particles based on their buoyant density. This is crucial in research settings for isolating cells and organelles.
Cell Biology Research
As a specialized bioreagent, it is employed in various cell biology applications, including cell separation and analysis. Its use in density gradients aids in the characterisation of cellular components.
Hematology and Histology
This compound finds application in hematology and histology for preparing density gradients. These gradients facilitate the separation and purification of blood cells and tissue components for diagnostic and research purposes.
Centrifugation Media
Utilized as a centrifugation medium, sodium diatrizoate hydrate supports techniques requiring the sedimentation or flotation of samples under centrifugal force. Its nonionic nature is advantageous in preventing unwanted interactions.
| Molecular weight | 635.90 (anhydrous basis) |
|---|---|
| Empirical formula | C11H8I3N2NaO4 · xH2O |
| Assay | ≥98.0% |

Hazard statements
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P342
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 42/43 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Sodium diatrizoate hydrate used for?
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Sodium diatrizoate hydrate is used as a density gradient medium in cell biology, hematology, histology, and centrifugation applications for separating biological components.
What is the CAS number and formula for Sodium diatrizoate hydrate?
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The CAS number for the anhydrous form is 737-31-5, and the empirical formula is C11H8I3N2NaO4 · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium diatrizoate hydrate with an assay of ≥98.0%. This product is not supplied as USP, BP, or EP grade and is intended for research and laboratory use.
How should Sodium diatrizoate hydrate be handled?
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Handling requires caution. It may cause an allergic skin reaction (H317) and may cause allergy or asthma symptoms or breathing difficulties if inhaled (H334). Use a dust mask type N95 (US), eyeshields, faceshields, and gloves. Ensure adequate ventilation.
Can I request a sample or quote for Sodium diatrizoate hydrate?
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Yes, samples and quotes can be requested through the Tech Serve Solutions website or by contacting our sales team directly.
How is Sodium diatrizoate hydrate exported by Tech Serve Solutions?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Sodium diatrizoate hydrate, adhering to all relevant shipping and export regulations.
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