Acid Blue 29
Acid Blue 29 (CAS: 5850-35-1) is a synthetic organic dye with the molecular formula C22H14N6Na2O9S2 and a molecular weight of 616.49 g/mol. It is characterised by its absorption maximum at 602 nm. This versatile dye finds applications in various biological staining procedures, particularly in cell biology and histology. Acid Blue 29 is supplied by Tech Serve Solutions for research and laboratory purposes.

Cell Biology Staining
Acid Blue 29 is utilised as a stain in cell biology research. It aids in visualising cellular structures and components, contributing to the understanding of cellular morphology and function.
Hematology and Histology
This dye is employed in hematology and histology for the differential staining of tissues and blood samples. Its properties allow for the distinct colouring of various cell types and tissue elements.
General Laboratory Dye
As a versatile laboratory reagent, Acid Blue 29 can be applied in various analytical and research settings requiring a reliable blue dye.
| Molecular weight | 616.49 |
|---|---|
| Empirical formula | C22H14N6Na2O9S2 |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 20460 |
|---|---|
| Absorption | λmax 602 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 Blue 29 used for?
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Acid Blue 29 is used for staining in cell biology, hematology, and histology. It is a versatile blue dye employed in various research and laboratory applications.
What are the CAS number and formula for Acid Blue 29?
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The CAS number for Acid Blue 29 is 5850-35-1, and its molecular formula is C22H14N6Na2O9S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Acid Blue 29 as a technical/research grade material. We do not represent it as meeting USP, BP, EP, or other pharmacopoeial standards.
How should Acid Blue 29 be handled safely?
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Handle Acid Blue 29 with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Observe safety precautions as indicated by its WGK Germany classification of 3.
Is Acid Blue 29 a controlled substance?
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Based on the provided data, Acid Blue 29 is not indicated as a controlled substance.
How is Acid Blue 29 packed and exported?
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Acid Blue 29 is available for export and is supplied in appropriate packaging for safe handling and transit, adhering to international shipping regulations.
How can I request a sample or quote for Acid Blue 29?
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To request a sample or a quote for Acid Blue 29, please contact the Tech Serve Solutions sales team through our official website or contact details.
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