Acid Red 37 diammonium salt form
Acid Red 37 diammonium salt form (CAS: 302912-22-7) is an organic compound with the molecular formula C18H22N6O8S2. This azo dye is primarily utilised as a stain in biological and histological applications. It is known for its dyeing properties and is a key component in various staining protocols within cell biology and hematology laboratories. Tech Serve Solutions supplies this chemical for research and laboratory use.

Biological Staining
Acid Red 37 diammonium salt form is employed as a biological stain in cell biology for visualising cellular structures. Its distinct colour properties aid in differentiating various components within microscopic samples.
Histological Applications
In histology, this compound serves as a stain to prepare tissue samples for microscopic examination. It is valuable in hematology for staining blood cells, contributing to diagnostic procedures.
Laboratory Reagent
As a laboratory reagent, Acid Red 37 diammonium salt form is utilised in research settings for its specific dyeing characteristics. It is supplied for experimental and analytical purposes.
| Molecular weight | 514.53 |
|---|---|
| Empirical formula | C18H22N6O8S2 |
| Melting point | >300 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 17045 |
|---|---|
| Uv Absorption | λ: 513 nm Amax: 0.00 |
| Absorption | λmax 513 nm |
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 Acid Red 37 diammonium salt form used for?
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Acid Red 37 diammonium salt form is primarily used as a stain in cell biology, hematology, and histology laboratories for the microscopic visualisation of cells and tissues.
What are the CAS number and chemical formula for Acid Red 37 diammonium salt form?
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The CAS number is 302912-22-7, and the empirical formula (Hill notation) is C18H22N6O8S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory use. The specific assay and purity are detailed in the product specifications. We do not represent this product as USP, BP, or EP grade.
How should Acid Red 37 diammonium salt form be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid inhalation of dust and ensure adequate ventilation. Refer to the safety data sheet for comprehensive handling instructions.
Is Acid Red 37 diammonium salt form a controlled substance?
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The provided data does not indicate that Acid Red 37 diammonium salt form is a controlled substance.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, ensuring appropriate packaging and documentation for international shipment in compliance with all regulations.
How can I request a sample or quote for Acid Red 37 diammonium salt form?
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Please contact our sales department through the website to request a sample or obtain a quotation for Acid Red 37 diammonium salt form.
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